问题

What the doctors really doubt is _________ my mother will recover from the serious disease soon.
A:when
B:how
C:whether
D:why;
B:how
C:whether
D:why;
正确答案是:
同类题型
______do you think of your teacher
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rived in Hollywood in ,____some timelater,he became a foamous actor.
There was a basketball match between our class and Class 3 yesterday afternoon.— . I missed it.
Who helped you with your homework— _______ . I did it myself.