Practice 8 Rewrite the sentences below with “does not”, “do not” and “did not”.

1 My school celebrated National Day last week.

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2 The students sing the national anthem.

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3 The girl dances on the stage.

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4 The boy gave a speech on the stage last month.

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5 The headmaster announces the winner.

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6 My friends and I win the contest.

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7 The tiger fell into the trap last night.

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8 The fisherman returns to the beach in the evening.

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Practice 9

Rewrite the sentences below with “is not”, “are not”, “was not” and “were not”.

1 The boy is reading books in the library.

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2 The girl was doing homework in the room yesterday.

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3 The puppies are playing under the tree.

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4 The kittens were running on the roof last night.

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5 The bird is resting on the tree.

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6 The women were washing clothes by the river last month.

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