问题
选择题
I’m sorry I couldn’t get in touch with her before she left. I _______ her earlier.
A．had phoned
B．have phoned
C．should have phoned
D．should phone
答案
答案：C
本题考查情态动词。句中should have done本应当做。句意：对不起，在她离开之前我没有与她取得联系，我本应当早点打电话给她的。