How _____ you say that you have made great progress since there are so many mistakes in your test paper ? 
#87918
A
can
B
must
C
need
D
may
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This is his only request that the room ______ after being used.
#87611
A
is cleaned
B
will be cleaned
C
would be cleaned
D
be cleaned
--I'm told that John had another car accident this morning.--I believe not. He  _________so careless.
#90014
A
shouldn't have been
B
wouldn't have been
C
couldn't have been
D
mustn't have been
He warned me of what I otherwise __________ about the accident.
#86838
A
ignored
B
had ignored
C
would ignore
D
would have ignored