The mother didn’t know _____to blame for the broken glass as it happened while she was out.
#64777
A
who
B
which
C
they
D
that
推荐题目
---_______ your friend have a tennis racket?---No, but he has a great ping-pong bat collection.
#60327
A
Is
B
Does
C
Has
D
Do
I don’t think he was happy although he lived in a rich family, _______?
#65505
A
wasn’t he
B
was he
C
do I
D
don’t I