18 CÂU HỎI
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The scientists believe that there might be some planets to .................. human life.
a. provide
b. accommodate
c. replace
d. support
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Mercury .................. after the Roman God Mercury.
a. named
b. spoken
c. is named
d. is spoken
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The prerequisite condition for a/an .................. planet is water supplies, appropriate temperatures and breathable air.
a. habit
b. inhabitable
c. inhabitant
d. habitant
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Mercury is very close to the sun, and it is very hot. Therefore, there .................. not be life on it.
a. might
b. could
c. can
d. will
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An astronaut has to wear a spacesuit ___________it may be very cold in space.
a. so
b. but
c. because
d. because of
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The UFO ………. on a grassy area.
a. landed
b. took off
c. flied
d. ran
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Scientists have been trying to find ___________ of aliens.
a. amounts
b. records
c. traces
d. sights
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There have been many UFO _____________reported.
a. sights
b. signs
c. signals
d. sightings
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In the mid-19 th century, scientists discovered that Mars had some similarities _____________ Earth.
a. to
b. with
c. of
d. from
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Neptune is bright blue __________it is named after the Roman God of the sea.
a. because
b. but
c. so
d. or
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There is a lot of interest in doing experiments in the __________conditions.
a. weigh
b. weighing
c. weight
d. weightless
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Scientists believe that Mars also __________seasons just as the Earth does.
a. spends
b. experiences
c. experiments
d. takes
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People will take _________of robots to do household chores.
a. chance
b. condition
c. success
d. advantage
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Many people think that robots will make workers __________.
a. employed
b. unemployed
c. no job
d. the jobless
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It is certain that robots will ___________the quality of our lives.
a. improve
b. rise
c. lift
d. develop
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With healthier ___________and better medical_______ , people will have a longer life expectancy.
a. ways – care
b. lifestyles – care
c. life – cares
d. lifestyles – medicine
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The invention of penicillin is very useful because it has _______lots of lives.
a. lost
b. brought
c. saved
d. solved
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Mars is named __________the Roman God of war.
a. to
b. about
c. after
d. under