We cannot figure out ______ quite a number of students were infected with the flu.
#69681
A
that
B
when
C
why
D
where
推荐题目
Julie was good at German, French and Russian, all of she spoke fluently.
#67254
A
who
B
whom
C
which
D
that
, and you will realize your dream of being successful.
#66838
A
Making great efforts
B
To make your efforts
C
A bit more effort
D
If you double your efforts
John plays the piano _____, if not better than, David. But he never shows off in public.
#74594
A
as well
B
as well as
C
so well
D
so well as
Some pre-school children go to a day care center, __________ they learn simple games and songs.
#74456
A
then
B
there
C
while
D
where