35 câu hỏi
Any change in one part of an ecosystem can cause changes in other parts. Droughts, storms and fires can change ecosystems. Some changes harm ecosystems. If there is too (1)____ rainfall, plants will not have enough water to live. If a kind of plant dies off, the animals that feed on it may also die or move away. Some changes are good for ecosystems. Some pine forests need fire for the pine trees to reproduce. The seeds are sealed inside pinecones. Heat from a forest fire melts the seal and lets the seeds (2)_____. Polluting the air, soil, and water can harm ecosystems. Building (3)_______ on rivers for electric power and irrigation can harm ecosystems around the rivers. Bulldozing wetlands and cutting down (4)________ destroy ecosystems. Ecologists are working with companies and governments to find better ways of catching fish, cutting down trees, and building dams. They are looking for ways to get food, lumber, and other products for people (5)________ causing harm to ecosystems
little
a little
few
a few
The seeds are sealed inside pinecones. Heat from a forest fire melts the seal and lets the seeds (2)_____.
out
in
go
fly
Polluting the air, soil, and water can harm ecosystems. Building (3)_______ on rivers for electric power and irrigation can harm ecosystems around the rivers.
moats
ditches
dams
bridges
Bulldozing wetlands and cutting down (4)________ destroy ecosystems. Ecologists are working with companies and governments to find better ways of catching fish, cutting down trees, and building dams.
hills
forests
jungles
woods
They are looking for ways to get food, lumber, and other products for people (5)________ causing harm to ecosystems
avoid
without
not
on
A surprising number of popular spectator sports, for example football or baseball, (1)______ in Europe or the USA in the nineteenth century. This did not happen by chance. It was the (2) ______ of changes in the way people lived in those places at that time. Until then, more people lived In the country than in towns. They worked in small groups and had no regular time off. All this changed with the growth of factories and industry in the nineteenth century, first in Europe and (3) ______. In the USA. For the first time, most people began to live in towns, and they found themselves with regular free time. They had more leisure time than ever before. This resulted in the need for organized entertainment. Suitable games developed or were invented, typically team games, in which the crowd could (4) ______ sides and become involved. This gave people some of the entertainment they need in their free time. The recent explosion in TV, with the introduction of satellite and cable channels, has caused an increase in (5) ______ for sports as entertainment. The money TV has broughtto games such as football, tennis and baseball means that spectator sports will certainly go on playing an important part in our lives.
started
stemmed
appeared
came
It was the (2) ______ of changes in the way people lived in those places at that time. Until then, more people lived In the country than in towns. They worked in small groups and had no regular time off.
result
cause
reason
effect
All this changed with the growth of factories and industry in the nineteenth century, first in Europe and (3) ______.
lately
next
second
then
In the USA. For the first time, most people began to live in towns, and they found themselves with regular free time. They had more leisure time than ever before. This resulted in the need for organized entertainment. Suitable games developed or were invented, typically team games, in which the crowd could (4) ______ sides and become involved. This gave people some of the entertainment they need in their free time.
choose
take
select
decide
The recent explosion in TV, with the introduction of satellite and cable channels, has caused an increase in (5) ______ for sports as entertainment. The money TV has broughtto games such as football, tennis and baseball means that spectator sports will certainly go on playing an important part in our lives.
equirement
need
request
demand
During the last 400 years, most scientists have (1) ________on mathematics in their development of their inventions or discoveries. However, one great British scientist, Michael Faraday, did not make (2)__________of mathematics. Faraday, the son of a poor blacksmith, was born in London in 1791 and had no (3) _________beyond reading and writing. In 1812 Faraday was hired as a bottle washer by the great chemist Humphry Davy. Later, Faraday became a greater scientist than Davy, making the last years of Davy's life embittered (4) __________ jealousy. Faraday made the first (5)__________motor in 1821, a device that used electricity to produce movement.
relied
insisted
based
elaborated
However, one great British scientist, Michael Faraday, did not make (2)__________of mathematics.
usage
advantage
use
utilization
Faraday, the son of a poor blacksmith, was born in London in 1791 and had no (3) _________beyond reading and writing. In 1812 Faraday was hired as a bottle washer by the great chemist Humphry Davy.
instruction
knowledge
training
schooling
Later, Faraday became a greater scientist than Davy, making the last years of Davy's life embittered (4) __________ jealousy.
from
with
by
at
Faraday made the first (5)__________motor in 1821, a device that used electricity to produce movement.
electric
electrical
electricity
electrician's
There can be no doubt at all that the Internet has made a huge difference to our lives. Parents are worried that children spend too much time playing on the Internet, hardly (1)_____ doing anything else in their spare time. Naturally, parents are (2)_____ to find out why the internet is so attractive, and they want to know if it can be harmful for their children. Should parents worry if their children are spending that much time (3)_____ their computer? Obviously, if children are bent over their computer for hours, (4)_____ in some game, instead of doing their homework, then something is wrong. Parents and children could decide how much use the children should make of the Internet, and the child should give his or her (5)____ that it won't interfere with homework. If the child is not holding to this arrangement, parents can take more drastic steps. Dealing with a child's use of the internet is not much different from negotiating any other sort of bargain about behavior.
always
rarely
never
ever
Naturally, parents are (2)_____ to find out why the internet is so attractive, and they want to know if it can be harmful for their children.
worried
concerned
curious
hopeful
Should parents worry if their children are spending that much time (3)_____ their computer?
starting at
glancing at
looking
watching
Obviously, if children are bent over their computer for hours, (4)_____ in some game, instead of doing their homework, then something is wrong.
supposed
occupied
interested
absorbed
Parents and children could decide how much use the children should make of the Internet, and the child should give his or her (5)____ that it won't interfere with homework. If the child is not holding to this arrangement, parents can take more drastic steps. Dealing with a child's use of the internet is not much different from negotiating any other sort of bargain about behavior.
word
promise
vow
claim
Research has shown that over half the children in Britain who take their own lunches to school do not eat (1)______ in the middle of the day. In Britain schools have to (2)_____ meals at lunchtime. Children can choose to bring their own food or have lunch at the school canteen. One shocking finding of this research is that school meals are much healthier than lunches prepared by parents. There are strict (3) ___ for the preparation of school meals, which have to include one (4) ___ of fruit and one of vegetables, as well as meat, a dairy item and starchy food like bread or pasta. Lunchboxes (5) ___ by researchers contained sweet drinks, crisps and chocolate bars. Children consume twice as much sugar as they should at lunchtime.
appropriately
properly
probably
possibly
In Britain schools have to (2)_____ meals at lunchtime. Children can choose to bring their own food or have lunch at the school canteen. One shocking finding of this research is that school meals are much healthier than lunches prepared by parents.
give
provide
make
do
There are strict (3) ___ for the preparation of school meals, which have to include one (4) ___ of fruit and one of vegetables, as well as meat, a dairy item and starchy food like bread or pasta.
standards
procedures
conditions
regulations
There are strict (3) ___ for the preparation of school meals, which have to include one (4) ___ of fruit and one of vegetables, as well as meat, a dairy item and starchy food like bread or pasta.
piece
portion
helping
amount
Lunchboxes (5) ___ by researchers contained sweet drinks, crisps and chocolate bars. Children consume twice as much sugar as they should at lunchtime.
examined
eaten
taken
investigated
In the UK there are currently about 300 Feng Shui consultants. They will come to your house or office and give you advice (1) ________ on your lifestyle and date of birth. According to one such expert, I (2) ________ install an aquarium with six black and one red goldfish in my living room in order to absorb bad vibes. He also told me to pay attention to one of my windows. He advised me to put plants on the window still to (3) ________ the loss of positive energy. The real “weak spot” in my house, however, was the cooker. He reassured me that hanging some dried vegetable above it would solve the problem. Whether you (4) ________ in the power of Feng Shui or not, it is certainly having a major impact on the (5)________ thousands of people organize their home.
based
put
held
carried
According to one such expert, I (2) ________ install an aquarium with six black and one red goldfish in my living room in order to absorb bad vibes. He also told me to pay attention to one of my windows.
ought
need
have
must
He advised me to put plants on the window still to (3) ________ the loss of positive energy. The real “weak spot” in my house, however, was the cooker. He reassured me that hanging some dried vegetable above it would solve the problem.
keep
delay
prevent
finish
Whether you (4) ________ in the power of Feng Shui or not, it is certainly having a major impact on the (5)________ thousands of people organize their home.
accept
believe
agree
reply
Whether you (4) ________ in the power of Feng Shui or not, it is certainly having a major impact on the (5)________ thousands of people organize their home.
way
manner
style
point
The development of writing (1) ______ a huge difference to the world and might see it as the beginning of the (2) ______. Pieces of pottery with marks on that are probably numbers have been discovered in China that date from around 4000 BC. Hieroglyphics and other forms of "picture writing" developed in the (3) _______ around Mesopotamia (mordern-day Iraq), where the ancent Sumerian civilization was based, from around 3300 BC onwards. However, the first (4)________ alphabet was used by the Phoenicians around 1050BC. Their alphabet had 22 letters and it is estimated that it lasted for 1000 years. The first two signs were called "aleph" and "beth", which in Greek became "alpha" and "beta", which gave us the (5) ________ word "alphabet".
did
had
made
took
The development of writing (1) ______ a huge difference to the world and might see it as the beginning of the (2) ______.
media
bulletin
programme
journalism
Pieces of pottery with marks on that are probably numbers have been discovered in China that date from around 4000 BC. Hieroglyphics and other forms of "picture writing" developed in the (3) _______ around Mesopotamia (mordern-day Iraq), where the ancent Sumerian civilization was based, from around 3300 BC onwards.
distance
area
length
earth
However, the first (4)________ alphabet was used by the Phoenicians around 1050BC.
true
accurate
exact
precise
Their alphabet had 22 letters and it is estimated that it lasted for 1000 years. The first two signs were called "aleph" and "beth", which in Greek became "alpha" and "beta", which gave us the (5) ________ word "alphabet".
new
trendy
modern
fashionable
