This nationwide smog should serve as a reminder to all, indicating a high time that we ______ on what we've done to the environment.
#86609
A
have reflected
B
are reflecting
C
will reflect
D
reflected
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Judging from what has happened here, it’s high time that we _______effective measures to prevent this.
#88094
A
could take
B
must take
C
should take
D
would take
Thank you so much! But for your text message, I ___________ home without my ID card this morning.
#87218
A
would have left
B
would leave
C
had left
D
left
It's suggested that some activities ________ to celebrate the 30th anniversary of the Reform and Opening up.
#86546
A
should hold
B
are held
C
be held
D
will be held
I’m really very busy，otherwise I ________ certainly go there with you.
#86472
A
can
B
shall
C
will
D
would