Tim didn’t do his homework,  so the teacher became very angry. He  ................. his homework.

When he woke up, he realized that the things he had dreamt about could not have ________ happened.

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Please print your airline ticket once ------- your credit card payment has been received.

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 My friend learns English ________. She always gets good marks.

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She didn’t enjoy her first year at college because she failed to _ her new friends.

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Though _______, they are good friends.

If I  ............. as young as you are, I .................. in a boat round the world.

The advertising ................... of smaller businesses often leave them without enough exposure in local media.

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Động từ nào đi với danh từ “short” để tạo thành nghĩa “thiếu hụt”?

Choose the best answer among A, B, C or D that best completes each sentence: …… the secret of how to make silk remained inside Asia, Europeans were forced to pay incredibly high sums of money for this mysterious material to be brought overland to Europe.

Choose the best answer A, B, C or D to complete the sentence.

There is no doubt that the technology of artificial intelligence in the wrong ____ can cause mass destruction

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They still remain the need for an integrated system of subsidies which will _______ farmers to look after their upland environment and producing food.

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Chris Cantfield was  __________  the outstanding candidates considered for the Thomas Award for exceptional police service.

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____ robots are machines, there is no need for sleep.

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Please tell  _________________  that the workshop has been moved to Conference Room 402.

Standard ............... when performing certain experiments in the laboratory have changed over the past twenty years.

To get further ................. about the discount program, log on to our homepage at www.botdink.com

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Everyone in favor of shortening working hours, but ________________   the president approves the change, nothing will happen.

....................  English fluently, we should practise speaking it whenever possible.

Choose the best answer A, B, C or D to complete the sentences.

Have her ____ these letters, please.

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I explained ...........him what it meant.