问题补充:
—My sister is very upset today.
—It’s your fault .You the bad news to her yesterday.
A. should tell
B. should have told
C. shouldn’t have told
D. must tell
答案:
A. should tell
B. should have told
(答案→)C. shouldn’t have told
D. must tell
解析:考查情态动词。shouldn’t have done本不应当做某事。句意:昨天你本不应当告诉她坏消息。选C。