— It’s very kind           Betty to give us a hand.— That’s true. We should thank her           helping us out.
#46050
A
for; for
B
of; for
C
for; of
D
of; of
推荐题目
---How long have you been learning Japanese? ---I’ve been learning it ____________.
#48994
A
when I was 10 years old
B
since 10 years ago
C
for 10 years old
D
in 10 years
I think you can ____ to the new park. It’s a little far.
#48205
A
by bus
B
take a bus
C
on foot
D
walk
You have to study_____ the Chinese test_____ Monday night.
#46783
A
at; on
B
for; on
C
on; for
D
at; in