If there hadn’t been so much smog in Beijing, we______________ the beautiful scenery across the Tiananmen Square.
#87056
A
enjoyed
B
would have enjoyed
C
had enjoyed
D
would enjoy
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It is essential that these application forms ______ back as early as possible.
#87599
A
must be sent
B
will be sent
C
are sent
D
be sent
Teachers recommend parents________ their children under 12 to ride bicycles to school for safety.
#87690
A
not allow
B
do not allow
C
mustn’t allow
D
couldn’t allow