—Mike didn’t notice the sign ____ it was right in front of him.—How careless he is!
#55755
A
because
B
but
C
though
D
unless
推荐题目
–_______________ does a CRH train run? –It runs up to more than 300 km an hour.
#56034
A
How long
B
How far
C
How fast
D
How soon
---Look! Such heavy traffic!--- I doubt _________ or not I can get to school on time.
#56179
A
if
B
when
C
whether
D
why