Every student is required to watch the teacher carefully before ___ the chemistry experiment.
#70129
A
performing
B
taking
C
picking
D
having
推荐题目
I Peter at once although I hadn’t seen him for 10 years
#74247
A
knew
B
realized
C
recognized
D
remembered
I’m terribly sorry to turn you down this time, but I promise I will ________ to you next time.
#81878
A
pick it up
B
make it up
C
turn it up
D
set it up
Peru is, ______, a very beautiful country、It is so attractive that tourists from all over the world come to visit it.
#65020
A
without question
B
out of the question
C
in question
D
under question
Zhongguancun was ________ as a special economic zone in the late 1990s.
#79088
A
set in
B
set on
C
set up
D
set about