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Mark Twain based the story______his experience in the West.

Choose best answer A, B, C or D to complete the sentence. If Hung worked more slowly, he _____  so many mistakes.

Choose the letter A, B, C or D into complete the following sentence. "It can’t be denied that English has become an __________ language of the world."

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 I ________ my key. Can you help me look for it?

I would like_____to Africa.

Choose the letter A, B, C or D to complete the sentence: Have you ever _______ a vacation abroad?

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It is very nice______ you to take so much trouble.

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If I (be)_______________ you, I (think)________________ very carefully before going to England to study.

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What he said is contrary _______ common sense.

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We were all fascinated ________ the things we saw.

Choose the best answer A, B, C, or D to complete the sentences. "Teachers provide a model______ children to imitate."

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The art museum is located next_____ the museum of natural history on State Street.

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We can’t get access _______ the Internet where we live.

Choose the best answer A, B, C or D to complete the sentences. "Yuri Gagarin became the_____ person to eat and drink in weightless"

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They translated the letter ______ French.

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You______ here for my party, won’t you?

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Those books deal mainly_______ tropical plants.

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You should have your car______ before going.

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We reached______ her house safe and sound.

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Water is essential _____ all life.

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Many vegetables, including tomatoes, and corn, are native______ the New World.