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It is becoming extremely difficult  to grow enough to feed the world’s rapidly increased population.

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Our nervous system has over ten billions nerve cells in a network covering every cm of our skin and organs

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

Margaret ____ in the school marathon for charity before.

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The silly, conversation on a child level was meant to create tension and heighten Nancy’s fears and anxiety.

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Among the world’s 44 richest countries, there has been not war since 1945.

 I think you need to ______________your ideas more clearly so that the reader doesn’t get confused.

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When she retires in September 1989, tennis champion Christine Evert was the most famous woman athlete in the United States

I (do) ............................. some shopping yesterday, when I (see) .............................. your friend.

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They took the coffin with the captain’s body and carrying it to cemetery to bury him.

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Few tools used most often by floral designers are the knives, scissors, and the glue gun.

Living in New York, apartments cost more to rent than they do in other smaller cities.

I still can not believe it. My bicycle____ some minutes ago.

Mark the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

These projects have proved to be very effective in dealing with global climate change, which was considered an insoluble problem in the first 30 years of this century.

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In a medical study of nearly 5.000 adults, half of them were given one aspirin a day and the other half given placebo, it was found that those taking Aspirin suffered 38 percent heart attacks than those who weren’t.

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The average salt content of seawater is more than three percents

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We didn’t have many knowledge about physics.

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I hadn’t understood his directions. However, I asked himto repeat what he’d said.

Many husbands and wives can't remember why they ever got ____ in the first place because they no longer have anything in common.

Is that the same film_____ we watched last year?

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When I came back, I realized that my camera had been disappeared.

The novel is based on his__________in the war.