He __________ his aunt’s when he went to Wuhan on business. 
#72925
A
called on
B
called at
C
dropped in on
D
dropped in
推荐题目
They were surrounded by the enemy, but they ________at last from the village.
#72894
A
managed escaping
B
tried to escape
C
managed to escape
D
tried escaping
Although the working mother is very busy, she still ____ a lot of time ____ children.
#66368
A
devotes…on
B
devotes….to
C
spends…to
D
spends…in
I’m not going to ________ their smoking any longer.
#70903
A
catch up with
B
put up with
C
end up with
D
keep up with
We forbid ______ in the lecture hall, so you are forbidden _____ here
#71450
A
to smoke; to smoke
B
to smoke; smoking
C
smoking; smoking
D
smoking; to smoke