—Have you ___________ been to Beijing? —Yes. But only once.
#35044
A
never
B
ever
C
yet
D
before
推荐题目
Jack is good at drawing. I think no one draws __--
#36108
A
better
B
best
C
worse
D
worst
If you want to get good grades, ____________, you should listen to the teacher _________ in class.
#35684
A
at first; careful
B
first of all; carefully
C
for the first time; careful
D
first of; carefully
Math is boring and       difficult.
#35947
A
of
B
too
C
any
D
some
 --_______ does your father watch TV? --He is always busy, so he _______watches TV.
#35332
A
How long; sometimes
B
How often; hardly ever
C
How many; never
D
How much; always