----He is fluent in English because he once stayed in London ． ---- Really ? How long _________ there ?
#93107
A
did he live
B
has he lived
C
had he lived
D
does he live
推荐题目
It was five hours _____ the French climber reached the top of the world’s tallest building.
#91942
A
since
B
that
C
before
D
when
The new machine is supposed to be the solution to all our production problems, but"____".
#93175
A
Practice makes perfect
B
The proof of the pudding is in the eating
C
Many hands make light work
D
I think, therefore I am
Scientists say it may be five or six years_______it is possible to test this medicine on human patients.
#92600
A
when
B
after
C
before
D
since
-Jim should have been informed of the wedding place. -________but he simply forgot about it.
#91983
A
So he had
B
So had he
C
So was he
D
So he was .
More wild tigers have been seen in the forest around this area, ________ there used to be very few.
#93739
A
when
B
where
C
what
D
which