--have you ever been to Beijing before?--No. it is the first time that I ____here.
#93080
A
am
B
be
C
have been
D
had been
推荐题目
As everybody knows， a person I s，the more things he needs to do tomorrow.
#92495
A
the lazy
B
lazier
C
the lazier
D
the laziest
The reason _____ he was driving his car so fast was _____ he would be late.
#92999
A
because, that
B
why, because
C
for which, that
D
that, that
You are always telling me I am lazy. Look at your room. What a mess it is! ________.
#92949
A
The day has eyes, the night has ears
B
The great thieves punish the little ones
C
That is like the pot calling the kettle black
D
When one will not, two cannot quarrel
___ we know, in a chemical change, energy cannot be created, ____.
#94863
A
Which, nor can it be destoyed
B
As, neither it can be destroyed
C
As, neither is it able to be destoryrf
D
What, nor is destoryed