单项填空
从下面各题所给的A、B、C、D四个选项中,选择可以填入空白处的最佳选项。
-Is this your father’s car?
-No.______car is black.
A. My B. His C. Her D. Your
Autumn is the best season______Beijing.
A. at B. on C. in D. to
Thereare only twenty minutes left, ______we’d better takea taxi.
A. so B. or C. but D. for
-Must I finish the work today?
-No, you ______.
A. can’t B. needn’t C. mustn’t D. shouldn’t
-If it______fine tomorrow, let’s have a picnic in the park.
-Great idea!
A. is B. was C. will be D. has been