Every day we spend half an hour      morning exercise。
#49065
A
do
B
to do
C
for doing
D
doing
推荐题目
Nowadays it’s very useful ______ a foreign language.
#48542
A
learn
B
learned
C
to learn
D
learns
Do you want ______ home with me now?
#49472
A
go
B
to go to
C
to go
D
going
My uncle is used to        for the children in poor areas.
#49405
A
raise money
B
raised money
C
raising money
D
raises money