He had been good terms with Tom, but all of sudden they lost in touch with each other.A.

He had been good terms with Tom, but all of sudden they lost in touch with each other.
A. on ; a
B. in ; /
C. on ; the
D. in ; a

(答案→)A. on ; aB. in ; /C. on ; theD. in ; a解析：考查固定词组。In good terms with sb与某人关系好；all of a sudden突然；句意：他曾经和Tom关系很好。但是突然他们就失去了联系。故A正确。

感谢回答，我学习了

如以上回答内容为低俗、色情、不良、暴力、侵权、涉及违法等信息，可以点下面链接进行举报！

点此我要举报以上问答信息