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The school was very small, with a ……….. of only three teachers.

In reservoirs .............. the countryside, increasing levels of acid rain have been detected.

Only in last few days _______to repair the swimming pool 

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91. He seems like a good ……. I'll take a chance on him. 

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______ the best of my knowledge, this system cannot work automatically. 

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If I ________ you, I would look for a new job.

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33. Recently he's turned over ____________ and he's not abusing drugs any more.

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The exchange rate of dollars is going (up/down/on/with) from 16,000 VND to 15,750 VND for one US dollar.

Choose the best answer among A, B, C or D that best completes each sentence:  Benzene, ______ by Faraday, was the starting point in the manufacture of many dyes, perfumes and explosives.

Nobody’s got to stay late this evening, ............... ?

Choose the best answer among A, B, C or D that best completes each sentence:  Sky diving, a difficult and dangerous sport, ……very popular with both men and women in the United States.

Half the way of the trip, we stopped  ........  and let the others ............ up with us.

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My parents are always at ......... home on Sundays.

Customers at Prussian Blue Books are reminded to keep their receipt ............... proof of purchase when they place an order.

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I have photographs of my family _______ the wall of my office.

The aim of GreatMart’s CEO initiative is to ensure that all the best products in the market are ............... in the store at all times. This ensures that customers have no need to shop else where.

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Câu 5. I can make ____________ a bed in the spare room if you’d like to stay the night.

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2. You must have your head in the__________ if you think you’re going to succeed without hard work.

You shouldn’t live  ..............  your means.

Mark the letter A, B, C or D to indicate the underlined part that needs correction in each of the following questions.

Câu 28. One by one the old buildings in the city have been destroyed and replaced with modern tower blocks.

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The man who lives next door is very kind to my family.