The sleeping baby would be scared _______ a sudden loud noise. 
#86894
A
was there
B
there was
C
should there be
D
there should be
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 It is strongly suggested that measures________factories to pour waste into rivers by the government.
#87497
A
be taken to prevent
B
be taken to forbid
C
are taken to prevent
D
are taken to forbid
Bob said he was going to join our club but he didn’t. What a shame! He ______ his mind.
#87666
A
can’t have changed
B
mustn’t have changed
C
wouldn’t have changed
D
shouldn’t have changed