Great changes ________ in that school. It is no longer _______ it was 20 years ago.
#103299
A
have taken place, that
B
have been taken place, what
C
have taken place, what
D
took place, the place what
推荐题目
--I’m going to the States?--How long ________ you________ in the States?
#101653
A
are; stayed  
B
are; staying  
C
have; stayed 
D
did; stay
He would have gone to visit Linda yesterday, however , he _____on by Linda instead. 
#101972
A
was called
B
called
C
would be called
D
has been called
She ___ volleyball regularly for many years when she was young.
#102443
A
was playing
B
played
C
has played
D
had played
The town’s drinking-water _____ with prim chemicals at present.
#104183
A
contaminates
B
is contaminated
C
is being contaminated
D
has been contaminated