____ I'm mistaken, I've seen that tall man at a party before.
#30172
A
If
B
As
C
Unless
D
When
推荐题目
Qian Xuesen tried many times _________ he found the solution to the puzzle about space technology.
#31596
A
after
B
before
C
since
D
when
Animals suffered at the hands of Man ______ their homes were destroyed by people to make way for agricultural need to provide food for more people.
#32093
A
in which
B
for which
C
so that
D
in that
It will be quite a long time _______ she is back again, so don’t be too cross with her.
#31578
A
before
B
since
C
that
D
until
In the US, students can do almost anything they want in class, ____ they don’t make too much noise or disturb others who want to learn from the teacher.
#31965
A
even though
B
now that
C
so that
D
as long as