问题
选择题
—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
答案：C
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。