Choose the correct answer.

Most students in my class are hard-working. They _______ finish all their homework before they come to class.

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You should use _______ more to save the environment.

We’d like to announce that the village festival will take place on January 21^st to February 2^nd.

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My sister seldom plays badminton after work, she prefers _______ in the nearby river.

Having too _______ vehicles on the streets causes pollution in the city.

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We finished third in the tug _______ war competition last year.

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Ben _______ does exercise. He watches TV all the time.