Cloning plants is straightforward cloning animals is very complicated .
#34234
A
so that
B
although
C
while
D
as if
推荐题目
The writer is very popular with young people ____ he has been dead for many years.
#31748
A
ever since
B
even if
C
as if
D
so that
What I like about Harvard is ________ there's the old classical look—there are parks and traditional buildings.
#30330
A
why
B
where
C
that
D
how
Mr Smith closed all the windows while driving______ he wouldn’t catch a cold.
#31466
A
since
B
so that
C
because
D
as if
Steps must be taken _________ this kind of disaster will never happen again.
#31148
A
so that
B
even if
C
because
D
as
_______every member has arrived, let’s set about _____ the plan for the next five years.
#29940
A
Since; to work out
B
Because; work out
C
Now that; working out
D
For; work out