When he is free, he often helps his parents ________ some housework.
#55269
A
does
B
do
C
doing
D
did
推荐题目
-Excuse me.How long can I keep the book?-You can return it by the end of this month.
#59622
A
give it away
B
come up with it
C
give it back
D
lend it again
I forgot his telephone number, I want to    in the telephone book.
#57656
A
look after it
B
look up it
C
look it up
D
look for it
Linda          sleep late, but now she          getting up early to catch the bus.
#58722
A
used to; is used for
B
used to; is used to
C
is used to; is used for
D
is used to; is used to