More and more people choose to shop in a supermarket as it offers a great _____ of goods.
A. variety B. mixture
C. extension D. combination
It was really very dangerous. One more step, ______ the baby would have fallen into the well.
A. or B. so C. and D. but
It is usually warm in my hometown in March, but it ________be rather cold sometimes.
A. must B. can C. should D. would
No one had told Smith about __________ a lecture the following day．
A. there be B. there would be
C. there was D. there being
If the food tastes nice, we will buy some; if ________, ________.
A. no; no B. not; not
C. not; no D. no; not
The man was charged ____________ the crime of betraying his country and sentenced ________ ten years in prison.
A. for; to B. with; for
C. of; for D. with; to
