Question

【题目】— Another cup of tea?

— No, thanks. I leave now. Lucy is waiting for me.

A. can B. may

C. must D. need

Answer 1

【答案】C

【解析】试题分析：句意：—再来一杯茶吗？—不，谢谢。我现在必须走了。露丝在等我。根据句意及语境是“必须”走，所以用must，故选C。