_________ happened to be no one in the building when the fire broke out.
#94807
A
It
B
There
C
This
D
That
推荐题目
______ that the way people spend their holidays has changed a great deal in the past ten years.
#92481
A
Which is reported
B
What is reported
C
As is reported
D
It is reported
I remember I have been here before. There used to be a church near the park, _______? 
#94205
A
usedn’t it
B
wasn’t it
C
usedn’t there
D
did there
The influence of this book might not have been reaching so far, ________for Mr. William, who dared to publish it.
#93440
A
if had it not been
B
is it not being
C
had it not been
D
its only having been
Today’s China is quite different from __________.         .
#93420
A
it used to be
B
it would be
C
what it used to be
D
what it would be