问题补充:
English is a language that many people around the world not speak perfectly but at least understand.
A. may,can
B. would,might
C. can,must
D. should,can
答案:
(答案→)A. may,can
B. would,might
C. can,must
D. should,can
解析:此题重点考查情态动词的基本用法,may表示的可能性比较小,而can经常表示一种能力。