Bài tập Trắc nghiệm Unit 16 Vocabulary and Grammar có đáp án

Choose the letter A, B, C or D to complete the sentences

Question:The school______________ a lot of trees in the yard.

Choose the letter A, B, C or D to complete the sentences

Question: The sign says: “Keep_____________ the grass.”

Choose the letter A, B, C or D to complete the sentences

Question: The sign says: “Keep_____________ the grass.”

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Question: Many endangered animals are ________ danger of extinction.

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Question: Air pollution is a threat________________ the environment

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Question: My father often______________ eggs from chickens in the garden.

Choose the letter A, B, C or D to complete the sentences

Question: There are _____________ rivers and lakes in the country.

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Question: You______________ save the water.

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Question: The three Rs stands _________ reduce, reuse and recycle.

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Question:Air pollution_____________ our Earth’s surface warmer

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Question: If people use__________ paper, we don’t need to cut down more trees

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Question: Everyone should_____________ bottles and cans to protect the environment.

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Question: These clothes are made of ________ paper.

Choose the letter A, B, C or D to complete the sentences

Question:People should use_______ bags to wrap food.