单选题At the last moment, Tom decided to _____ a new character to make the story seem more likely.
单选题An ecosystem consists of the living and nonliving things in an area ________ interact with one another.
单选题Four and________ half hours of discussion took us up to midnight, and break for cheese, chocolate and tea with sugar.
单选题Group activities will be organized after class __________ children develop team spirit.
单选题— I spent two weeks in London last summer.
—Then you must have visited the British Museum during your stay. __________ you?
单选题---Hi, let’s go skating.
--- Sorry, I’m busy right now. I _________ in an application form for a new job.
单选题There is no greater pleasure than lying on my back in the middle of the grassland, __________ at the night sky.
单选题—What about your self drive trip yesterday?
—Tiring! The road is being widened, and we ________a rough ride.
单选题— Hey, can I ask you a favor?
— Sure, ________
单选题Half an hour later, Lucy still couldn’t get a taxi __________ the bus had dropped her.
单选题We'll reach the sales targets in a month __________ we set at at the beginning of the year.
单选题At our factory there are a few machines similar to ________ described in this magazine.
单选题--- Why not stay here a little longer?
--- __________ , but I really have to go.
单选题_________ the forest park is far away, a lot of tourists visit it every year.
单选题If what your friend comes up with surprises you, don’t reject it immediately. ________, imagine that it is true.
单选题—Could I use your car tomorrow morning?
—Sure. I________are port at home.
单选题--- So what is the procedure?
--- All the applicants ________ before a final decision is made by the authority.
单选题Until now, we have raised 50,000 pounds for the poor children, _______ is quite unexpected.
单选题The watch was very good, and he ________ 20 percent down for it.
单选题If you are in trouble, Mike is always willing to ________ a hand.