问题

We _____ on our project day and night in the past two weeks. [ ]
A: had worked
B: have been working
C: will be working
D: are working
B: have been working
C: will be working
D: are working
正确答案是:
同类题型
Your friend is _______. Does he often _______ you
Tom has few problems __________ my words, he is so smart.
The police __________the evidence by legal means that George murdered his wife.[ ]
“Don’t tostrangers on your way to and from school”,mother often to me.
I admire my classmate Lisa very much_____ her prettiness, she was smart and helpful[ ]