20 câu hỏi
When I need to wear a watch, I have one that sits (1) ______ the Flex quite easily.
under
over
besides
next to
I actually find ways to fit in even more activities (2) ______, so I can watch the numbers go up.
at home
at school
at work
at times
Tracking food items (3) ______ it possible for the Dashboard to display a calorie budget for you, comparing calories consumed versus calories burned.
makes
make
causes
cause
While I’m sleeping, the Fitbit Flex measures the movements of my wrist, logging my sleep (4) ______ awake, restless, or asleep.
like
such
as
rather
The Fitbit Flex battery needs (5) ______ every 3 to 5 days.
to charge
being charged
be charged
charging
Li-Fi is similar to Wi-Fi except that it uses light waves instead of radio waves.
True
False
The speed generated by Li-Fi can be up to ten thousand times greater than the average Wi-Fi.
True
False
No one wants to go through the annoying experience of sitting under a flicking light bulb.
True
False
It is convenient for you to use Li-Fi to transmit signals when you move to various rooms in the building.
True
False
The technology of Li-Fi has several advantages in theory, but we cannot put it into practice.
True
False
Choose the letter A, B, C, or D to indicate the sentence that best combines the following pair of sentences.
Willis Haviland Carrier was an American inventor. He invented the first air-conditioning system in the world.
Willis Haviland Carrier was the American inventor where invented the first air-conditioning system in the world.
Willis Haviland Carrier was the American inventor whose invented the first air-conditioning system in the world.
Willis Haviland Carrier was the American inventor whom invented the first air-conditioning system in the world.
Willis Haviland Carrier was the American inventor that invented the first air-conditioning system in the world.
Choose the letter A, B, C, or D to indicate the sentence that best combines the following pair of sentences.
Do you still remember the hotel? We stayed there last summer.
Do you still remember the hotel which we stayed there last summer?
Do you still remember the hotel where we stayed last summer?
Do you still remember the hotel when we stayed last summer?
Do you still remember the hotel who we stayed there last summer?
Choose the letter A, B, C, or D to indicate the sentence that best combines the following pair of sentences.
I really like this dress. It looks very elegant.
I really like this dress that looks very elegant.
I really like this dress where it looks very elegant.
I really like this dress when it looks very elegant.
I really like this dress whose looks very elegant.
Choose the letter A, B, C, or D to indicate the sentence that best combines the following pair of sentences.
I can’t remember the name of the scientist. He invented the electric car.
I can’t remember the name of the scientist where invented the electric car.
I can’t remember the name of the scientist whose invented the electric car.
I can’t remember the name of the scientist who invented the electric car.
I can’t remember the name of the scientist when invented the electric car.
Choose the letter A, B, C, or D to indicate the sentence that best combines the following pair of sentences.
My grandparents are living on a farm. We visit the farm every weekend.
My grandparents are living on a farm where we visit every weekend.
My grandparents are living on a farm which we visit every weekend.
My grandparents are living on a farm who we visit every weekend.
My grandparents are living on a farm when we visit every weekend.
Choose the letter A, B, C, or D to indicate the sentence that best combines the following pair of sentences.
The lady and her cats were rescued. They were in the house when the earthquake struck.
The lady and her cats who were rescued were in the house when the earthquake struck.
They rescued the lady and her cats which were in the house when the earthquake struck.
The lady and her cats that were in the house when the earthquake struck were rescued.
Having been rescued, the lady and her cats were in the house when the earthquake struck.
Choose the letter A, B, C, or D to indicate the sentence that best combines the following pair of sentences.
I have been to that town. It is the oldest town in Britain.
I have been to that town, where is the oldest town in Britain.
I have been to that town that is the oldest one in Britain.
I have been to that town the oldest one in Britain.
I have been to that town, which is the oldest town in Britain.
Choose the letter A, B, C, or D to indicate the sentence that best combines the following pair of sentences.
I don’t remember the man. You said you met him at the canteen last week.
I don’t remember the man, whom you said you met at the canteen last week.
I don’t remember the man whom you met at the canteen last week.
I don’t remember the man whom you said you met at the canteen last week.
I don’t remember the man, who you said you met at the canteen last week.
Choose the letter A, B, C, or D to indicate the sentence that best combines the following pair of sentences.
The most beautiful girl lives in a city. I like her long hair very much.
The most beautiful girl who long hair I like lives in a city.
The most beautiful girl, whose long hair I like, lives in a city.
The most beautiful girl whose long hair which I like lives in a city.
The most beautiful girl whose long hair I like lives in a city.
Choose the letter A, B, C, or D to indicate the sentence that best combines the following pair of sentences.
The disease poses a significant challenge for medical researchers. It currently has no cure.
The disease for which there is currently no cure poses a significant challenge for medical researchers.
The disease which there is currently no cure poses a significant challenge for medical researchers.
The disease, for which there is currently no cure, poses a significant challenge for medical researchers.
The disease, what there is currently no cure, poses a significant challenge for medical researchers.