If _____ carefully, the experiment will be successful.
#95030
A
do
B
does
C
done
D
doing
推荐题目
_____ playing dumb with teachers. They know very well their students.
#91938
A
It’s no use
B
There is no doubt
C
It’s no wonder
D
There is no need
It was on June 10,2013＿＿＿Shenzhou-10 spacecraft was sent up into space.
#92268
A
that
B
when
C
at that time
D
just then
（2007年普通高等学校招生全国统一考试山东卷，24）_____________ worries me the way he keeps changing his mind.
#95086
A
This
B
That
C
What
D
It
----Let me tell you something about the journalists. ----Don’t you remember ______me the story yesterday?
#94096
A
told
B
telling
C
to tell
D
to have told
Although she is only 17 years old, she _________ drugs for two years.
#92625
A
Addicts
B
has addicted to
C
has addicted
D
has been addicted to