He made a mistake, but then he took action to change the situation ________ it got worse.
#47055
A
until
B
when
C
before
D
because
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Sorry, I don’t know the answer _______ the question_______ it is too hard.
#50316
A
to, because
B
too, or
C
of, because
D
to, so
It’s kind _______ you to help me with my Math. Now I think it's easy _______ me to learn Math well.
#47157
A
for , to
B
of , for
C
to , of
D
for, for
—Has John arrived at the hotel? —Not yet. He here a couple of days.
#49452
A
is；in
B
will be；with
C
was；before
D
will be；in