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After the earthquake, many kind-hearted people did what they could ________ those who suffered from it.
#50367
A
help
B
helping
C
to help
D
helped
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----- How’s it ________?------Not bad.
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go
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going
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It takes me half an hour ________ my homework.
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 She is heard_______ every day in her room.
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studying
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study
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to study
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studied