题目
题型:同步题难度:来源:
—No,but we _____ to get in touch with them ever since.
B. have been trying
C. had tried
D. had been trying
答案
核心考点
试题【—Did you find the missing couple in the mountain yesterday?—No,but we _____ to g】;主要考察你对过去将来完成时等知识点的理解。[详细]
举一反三
B. had type
C. has been typed
D. has been typing
—I don"t know ______ day in and day out.
B. He has worked
C. He had been working
D. He was working
—Oh, sorry, sir.Just one more minute, please.
B. was waiting
C. have been waiting
D. had waited
—No wonder. You ________ in front of that computer too long.
B. are working
C. worked
D. have been working
B. have stayed
C. will have stayed
D. have been staying
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