By the time Jack returned home from England，his son ________ from college.(2011·辽宁)
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A
graduated
B
has graduated
C
had been graduating
D
had graduated
推荐题目
The government has _______ the parents to work with teachers in the education of their children.
#63825
A
asked for
B
called for
C
looked for
D
paid for
The policeman ________ two man fighting in the street. I thought they were drunk.
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A
took
B
caught
C
left
D
made
As he approached the door, Mike looked into the room again to see if he ________ anything behind.
#63800
A
left
B
had left
C
has left
D
would leave
Steven has a lot of work to _______ in the office since he has been away for quite a few days.
#63822
A
take up
B
make up
C
work out
D
carry out
一Did Tom enjoy seeing his old friends yesterday?—Yes，he did．He _____ his old friends for ages．
#63833
A
didn’t see
B
wouldn’t see
C
hasn’t seen
D
hadn’t seen