—Hello, can I speak to Mr. Smith?—I’m sorry, but it is 3 weeks _____ he worked here.
#31785
A
before
B
since
C
after
D
while
推荐题目
The song “In Spring”___ original singer is Wang Feng has brought national fame to Xuriyanggang, ____won the second place in the 2010 Avenue of Stars Finals.
#31927
A
who; whose
B
which; who
C
whose; who
D
of whom; who
Look out! Don’t get close to the house________the roof is under repair.
#31930
A
whose
B
of which
C
which
D
what
Why not look up the new word in a dictionary _____ you don’t know it ?
#80663
A
if
B
that
C
though
D
whether
He never thought that his success came ______ he least wanted it.
#31348
A
until
B
since
C
when
D
while
I wish my house would be built _____we can enjoy beautiful scenery with mountains and rivers．
#30563
A
in which
B
what
C
where
D
that