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They had a class meeting yesterday afternoon．(改否定句)

They ________　________ a class meeting yesterday afternoon．

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Fish sleep with their eyes open．(划线部分提问)

________　________ fish sleep?

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You mustn’t give the goldfish too much food．(改同义句)

________ give the goldfish too much food．

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It is possible for fire to cause danger if we are not careful．(改同义句)

Fire ________　________　________ if we are not careful．

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It’s necessary that we study English well．(改同义句)

It’s necessary ________　________　________ study English well．

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He likes playing football very much．(改同义句)

He ________　________　________ playing football．

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My father is a doctor．My mother is a doctor, too．(合并成一句)

My parents ________　________ doctors．

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My brother does his homework every day．(改否定句)

My brother ________　________ his homework every day．

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Do you want to go shopping this weekend？(同义句)

________ you ________ to go shopping this weekend?

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Millie is a good swimmer．(同义句)

Millie is good ________　________．