.If _____,the experiment will be successful.
#4718
A
carefully doing
B
it done carefully
C
carefully done
D
doing carefully
推荐题目
——Which of the two books do you want?—— I want ____. Please show me .
#4846
A
none; another
B
all; the other
C
neither; the other
D
neither; another
Can’t you notice that there is little time left? Please tell me the whole thing .
#4906
A
in case
B
in brief
C
in total
D
in detail
一When did you learn the news that Obama made a trip to Canada as President?一 ____ was on my return．
#4857
A
That
B
It
C
There
D
This
The sunlight came in____________ the windows in the roof and lit up the whole room.
#4833
A
through
B
across
C
by hour
D
each hour