Father made a promise ________ I passed the examination he would buy me a bike.

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I don't think that he will pass the exam, ________?

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There used to be a high tower here, ________ ?

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The classroom is so dirty that it requires ________ badly.

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--Did you watch TV last night?

--No, I didn't. I didn't want to stop _______ my composition.

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I considered ________ my job, but in the end I decided _______.

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A. to change, to do not

B. changing, not to

C. changing, not to change

D. to change, not to

--That would mean _______ a lot of labour.

--Really? I don't mean ________ any labour.

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A. wasting, wasting

B. to waste, to waste

C. to waste, wasting

D. wasting, to waste

Your lungs need _______. You'd better have them _______ in the hospital.

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A. to be examined, examine

B. to be examined, examined

C. examining, examine

D. being examined, examined

--Do you mind if you give Jack a hand?

--Yes, I do. I'll be glad to help _______ Jack.

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--What made her mother go mad with joy?

-- _______ the news of her success.

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