In order to make students have a good knowledge of science subjects, they are encouraged to______ their own science experiments.
#83509
A
operate
B
direct
C
manage
D
conduct
推荐题目
Difficulties and hardships have ________ the best character of the young geologist.
#83411
A
brought in
B
brought up
C
brought out
D
brought about
_______ is known to the world, the Chinese in many places _______ the old tradition.
#71889
A
That; keep on
B
which; keep out
C
It ; keep back
D
As; keep up
----Has the teacher who was hurt in the earthquake been taken good care of?----Ever since she was sent to the hospital, she has never been _______.
#74192
A
put out
B
left alone
C
looked after
D
fallen into
---Jack can't concentrate on his study recently． --- Yes, that might ____ why he did so badly in the last test．
#66519
A
answer for
B
apply for
C
call for
D
account for