At the time of the earthquake Jeff was still in his office. He ________ to finish a project before he left for the day.
#104776
A
has tried
B
had tried
C
has been trying
D
had been trying
推荐题目
---Has your father returned from Africa yet? ---Yes, but he ____ here for only three days before his company sent him to Australia．
#103213
A
was
B
has been
C
will be
D
would be
---Why didn’t you go to yesterday’s meeting?---I would have but I ______ too busy working on the important experiment.
#104208
A
had been
B
was
C
were
D
am
I ____ Mr. White at that time, otherwise I wouldn’t have asked you for some information about him.
#101527
A
hadn’t known
B
don’t know
C
didn’t know
D
haven’t known
The leaders of the company are having a meeting to discuss where the new office building __.
#102506
A
should situate
B
should be situated
C
should be lied
D
was located
Large quantities of information＿＿＿since then as to how the program has worked.
#99507
A
has been offered
B
were offered
C
have been offered
D
was offered