_______ is necessary for you to lock the car when you don’t use it.
#93923
A
What
B
This
C
It
D
That
推荐题目
The audience, ________ , enjoyed the performance.
#93941
A
most of them were students
B
most of whom were students
C
whom they were students
D
they were mostly students
It wasn’t until he came back _____ he knew the police were looking for him.
#92753
A
when
B
that
C
since
D
before
Leonardo da Vinci ________ birds kept in cages in order to have the pleasure of setting them free.
#95003
A
is said to be buying
B
is said to have bought
C
had said to buy
D
has said to have bought
_______ I met him, I thought he was a serious man.
#92641
A
For the first time
B
The first time
C
It was the first time
D
By the first time