By the time Jack returned home from England, his son_____ from college.
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A
graduated
B
has graduated
C
had been
D
had graduated
推荐题目
As we know, the 2008 Olympic will________ in Beijing, China.
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A
take place
B
be taken place
C
be to be held
D
hold
By the end of this year, 160 new students ___ in the English Department of this world famous university.
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A
have enroll
B
will have enrolled
C
have been enrolled
D
will have been enrolled
 The hotel wasn't particularly good,but I ________ in many worse hotels.
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A
was staying
B
stayed
C
would stay
D
had stayed