It’s suggested that some activities        to celebrate the 30th anniversary of the Reform and Opening-up.
#87594
A
should hold
B
are held
C
be held
D
will be held
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I apologize if I _______ you, but I assure you that it was unintentional.
#86712
A
should offend
B
were to offend
C
had offended
D
offended
Something ___ to save our earth. Do you think so?
#88938
A
can do
B
must do
C
has to do
D
must be done