Nobody can explain the mystery ____ he suddenly disappeared.
#70049
A
why
B
what
C
whether
D
which
推荐题目
________ anyone come to my office, please tell them I'm not available before four o’clock.
#66853
A
Might
B
Could
C
Would
D
Should
It is not how much we do but how much love we put into what we do______benefits our work most.
#68912
A
who
B
which
C
that
D
what
________，as long as I’m with nature，I don’t care.
#67084
A
However tough the journey is
B
Whatever tough the journey is
C
However the journey is tough
D
Whatever the journey is tough
If you _______that kind of fish, you ________very sick.
#41013
A
will eat; will become
B
will eat; become
C
eat; become
D
eat; will become
There is no doubt _____ short sight is a serious problem among the youth of our country.
#67817
A
which
B
whether
C
what
D
that