--- It’s the fourth time that heavy smog(雾霾) has hit the city this month.--- It’s high time we _______ measures to fight air pollution.
#92215
A
will take
B
took
C
to take
D
taking
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They peasants did what they____ the crops, but failed.
#95112
A
could save
B
could saving
C
could to save
D
could saved
----Do you know our town at all? ----No, this is the first time I ____ here.
#92095
A
have come
B
was
C
came
D
am coming
----- Do you know when Tonny came back last night? ----- Yes. It was not yet nine o’clock _____ he came back home.
#92986
A
before
B
when
C
that
D
until
________________________, and the problem would be straightened out（解决）.
#93947
A
A bit more effort
B
Having a little effort
C
If you have a bit more effort
D
There being a little effort