Spelling Bee is a contest ________ competitors, usually children, are asked to spell as many words as possible.
#67152
A
which
B
where
C
what
D
when
推荐题目
As long as the laws of nature ______, there will be tornadoes.
#68427
A
exist
B
are existing
C
will exist
D
existed
_____several times，but unfortunately，the boy still couldn’t smooth away the problem on his own.
#73673
A
Having been explained
B
The problem having been explained
C
The problem had been explained
D
Although the problem had been explained
— The pop group S.H.E is said to have been invited to 2013 CCTV Spring Festival Show.— Really? It’s a long time _______ they three performed together on the mainland.
#67735
A
since
B
that
C
when
D
before
—Was it by cutting down staff are not diligent enough she saved the firm?—No, it was by improving work efficiency．
#68149
A
that; when
B
that; what
C
who; how
D
who; that
The village has developed a lot ______ we learned farming two years ago.
#72263
A
when
B
which
C
that
D
where