问题

— Have you received any phone calls from your sister?— Not yet, but we ______ to get in touch with her ever since she left us. [ ]

A: have tried
B: tried
C: are trying
D: have been trying

正确答案是：

同类题型

下列句子中“以”字的用法不同于其他三句的一项是

I had just about given myself up for lost _________ I was spotted by a ship

hungry Let’s get something to eat— Look, there’s a restaurant over thereLet me ____ you to dinner today

Would you like some bananas—__________________________

h man I contacted recounted painful details, Ifelt as though I were talking with my father. Not only were they similar inappearance, but _____ the same things.