---I wonder _____e-mail English is better, yours or your parents’？ ---I prefer mine.
#78917
A
that
B
what
C
whether
D
whose
推荐题目
----Excuse me, sir. Could you tell me________ ?----Sorry, I don’t know.
#38702
A
where does he live
B
when will the film start
C
where is that new classmate from
D
who does the cleaning on Monday
—Excuse me, could you tell me________?
#38489
A
where can I have my MP4 repaired
B
how many students had passed the test
C
how can I go to the e-shop
D
what is wrong with your bike
（2014年北京市西城区高三5月二模试题）31. A person who has never tasted bitter won’t know ______ sweet is.
#78748
A
which
B
what
C
when
D
why
Mr．Black is willing to do ______________ Mrs．Black tells him to do．
#78753
A
whichever
B
however
C
whatever
D
whenever
—Look，the light in Jim’s room is still on. Do you know______? —To study for the coming exam, maybe.
#38377
A
if he works hard
B
why is he so busy
C
why he stays up so late
D
when he will stop working