问题详情:
—Another cup of tea?
—No, thanks. I_______ be off. Gina is waiting for me.
A. can b. must c. may
【回答】
B
知识点:情态动词
题型:选择题
问题详情:
—Another cup of tea?
—No, thanks. I_______ be off. Gina is waiting for me.
A. can b. must c. may
【回答】
B
知识点:情态动词
题型:选择题