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—I'm not sure, but I ________ go to the Rolling Stones concert.

A．must B．would

C．should D．might

A. did; learn B. had; learned

C. have; learned D. do; learn

A. not a bit B. little

C. pretty D. too much

A. Covering B. Avoiding

C. Designing D. Abandoning

A. A button. B. A new skirt. C. A new shirt.

Since nobody gave him any help, he ________ have done the research on his own.

A. can B. must

C. would D. need

A. It got a virus. B. The screen broke. C. The hard drive crashed.

A. Milk. B. Juice. C. Beer.

A. Unless B. Although

C. Before D. Once

—Yes, it is. But I can’t ____ such an expensive car now.

A. provide B. afford

C. offer D. supply