---Miss Hu, I have trouble __________ grammar and __________ the text. 
#55875
A
with; to understand
B
on; in understanding
C
with; understanding
D
on; to understand
推荐题目
He _________ for two years. We are still sad about his _________.
#55114
A
died, dead
B
died , death
C
has been dead , dead
D
has been dead, death
The flight to New York was ________ because of the heavy fog.
#60488
A
put off
B
put away
C
put out
D
put up
—I have difficulty __________ the article.—Remember __________ it three times at least.
#57860
A
to understanding, reading
B
understanding, reading
C
understanding, to read
D
to understand, to read