Studying in groups is necessary_____ you want to do well in school.
#30854
A
if
B
until
C
unless
D
though
推荐题目
In some places women are expected to earn money men work at home and raise their children.
#80200
A
because
B
but
C
though
D
while
It was______ your timely help that we accomplished the task on time.（2010·01·山西运城检测）
#32977
A
Because
B
thank
C
thanks to
D
as
The users of this new mobile phone can type in e-mails or long texts easily _______ they happen to be.
#30636
A
where
B
wherever
C
what
D
which
---Did you remember to give Jane the money you owned her?---Yes, I gave it to her_________ I saw her.
#31523
A
while
B
the moment
C
suddenly
D
once
_____ these experiments were successfully completed would we think of going into humans.
#31522
A
If only
B
So that
C
Only if
D
Even if