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
I was on the highway _______ this car went past followed by a police car. They ______ at least 150 kilometers an hour.
#32322
A
when; should have been driving
B
while; would have driven
C
as; could have driven
D
when; must have been driving
Being League members, ___ we ought to work hard at our lessons;___ we ought to take an active part in social activities.
#80369
A
on one hand…on other hand
B
on the one hand….on the other hand
C
on the one hand…on the other
D
B and C