The police warned us ______ possible danger.
#50023
A
for
B
in
C
to
D
about
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They will build nature reserves _____ protect ______ birds.
#48370
A
to; in danger
B
for; endangered
C
to; endangered
D
for; in danger
---Boys, don’t swim in the Fengcheng River!---Why not? Isn’t it deep enough _____?
#45862
A
to swim across
B
to swim in
C
swim on
D
swimming on
In class I answered the question without hesitation and the teacher praised me .
#47637
A
in a hurry
B
at once
C
not slowly
D
hurriedly
We all know that doing morning exercises ______.
#50401
A
is good for our healthy
B
are good for our healthy
C
are good for our health
D
is good for our health
It's silly_______ you_______ other's homework.
#46960
A
of; copy
B
for; copy
C
of; to copy
D
for; to copy