The climbers succeeded in climbing to the top of the mountains, and they owed their success to the preparations they ______.
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A
make
B
had made
C
made
D
have made
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Caroline doesn’t have a gift for music,but she ______ it with hard work.
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A
goes back on
B
takes away from
C
makes up for
D
catches up with
I ______ from him ever since he ______in Shanghai.
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A
didn’t hear, settled
B
haven’t heard, settled
C
don’t hear, settles
D
didn’t hear, hasn’t settled