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must

have to

I_________ stay at home to take care of my children.

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We _____ buy souvenirs for Sally. She doesn't like them.

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You ______ stare at the computer screen for too long. It is really bad for your eyesight.

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You _____ stay up at night, which is not good for your health.

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My grandparents live in the suburbs, so whenever we visit them, we ______ take a bus.

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She_____ stay at home to look after her children because there is no one to help her.

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If you are a member of the club, you ______ pay to use these facilities because they are included in the membership fee.

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You _____ become more responsible by sharing the housework with other people in our family.