Some students have trouble        grammar while others have difficulty        new words.
#12991
A
in;remember
B
for;to remember
C
on;remembering
D
with;remembering
推荐题目
The program _______ five sections, each of which has its own characteristics.
#12818
A
makes of
B
consists of
C
is consisted of
D
is made of
My uncle hasn't been able to quit smoking, but at least he has_____ 
#13858
A
cut out
B
cut down
C
cut up
D
cut off
Besides this, it also provides ______ other choices for its readers.
#12807
A
a bit of
B
a great deal of
C
a large amount of
D
a large number of