Large quantities of information___since then as to how the program has worked.
#99507
A
has been offered
B
were offered
C
have been offered
D
was offered
推荐题目
He has changed a lot. He _________ not what he _________. 
#104719
A
is, is
B
was, was
C
is, was
D
was, is
--- What is that wonderful smell? --- Our neighbor ________ for a party.
#99373
A
have prepared
B
is preparing
C
prepare
D
will prepare
An exhibition of paintings __________ at the museum next week.
#101121
A
will hold
B
is to be held
C
are holding
D
are to be held