Nothing that he suggested _____ to be of any use.
#100775
A
prove
B
proved
C
proving
D
has been proved
推荐题目
He____ as a national hero for winning the first gold medal for his country in the Olympics.
#104015
A
regarded
B
was regarded
C
has regarded
D
had been regarded
Look out! The ceiling _____ l down. 
#103658
A
is to fall
B
will fall
C
is going to fall
D
is falling
We’ve been told the good news, but when and where to go for the exciting paid vacation _______ yet.
#101524
A
are not discussed
B
have not been discussed
C
is not being discussed
D
has not been discussed
The last thirty years _________ the quick development in almost every field in China.
#103107
A
have searched
B
have released
C
have seen
D
have determined
Miss. Gao _______ in the library for three years. But now she is a teacher.
#102018
A
worked
B
has worked
C
had worked
D
has been working