This dictionary, few pages ___are missing, is of great importance. 
#93704
A
among which
B
of which
C
in which
D
to which
推荐题目
I ______ myself more-----it was a perfect day.
#92203
A
shouldn’t have enjoyed
B
needn’t have enjoyed
C
wouldn’t have enjoyed
D
couldn’t have enjoyed
_________ that he learned some Chinese as a child. 
#93394
A
He is believing
B
He is believed
C
It believes
D
It is believed
I told them not everybody could do it , _________? 
#93726
A
could they
B
couldn’t they
C
did I
D
didn’t I.
_______ on your study, and you will make greater progress.
#93243
A
Concentrating
B
If you concentrate
C
Concentrate
D
To concentrate