After the earthquake, many kind-hearted people did what they could _______

After the earthquake, many kind-hearted people did what they could ________ those who suffered from it.

#50367

help

helping

to help

helped

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When did Jenny finish ______ the letter yesterday?

#49720

to write

wrote

writes

writing

After finishing_______his homework, Tom decided______a walk in the park.

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to do;to take

doing; taking

doing; to take

to do; taking

Remember       off the lights when you leave the classroom.

#49459

turn

to turn

turning

turned

.---What do parents in China want their children to do? --- Most parents expect to see their children_____ hard all day.

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to study

studied

study

for study

It is a good time _______.

#49260

sing.

to sing.

singing.

sang.

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