问题
It was the third time that I _____ to Beijing. [ ]
A: have been
B: had been
C: was
D: been
B: had been
C: was
D: been
正确答案是：
同类题型
.—It’s too cold. Would you mind my the window—_____ . Do it as you like, please.
What are these—They’re _______ and _______.
After graduation, I’d like to find a job I can use what I have learnt at school.
My grandfather me a postcard from New York last week.
______ you got ______ chicken–No. we haven’t. Let’s get some.