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They have been to Nanjing.(改为否定句)

They ________ ________ to Nanjing.

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Bill works in a modern car factory in Shanghai. (改为否定句)

Bill ________ ________ in a modern car factory in Shanghai.

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I have seen some shampoo on the shelf. (改为一般疑问句)

________ you ________ ________ shampoo on the shelf?

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A taxi can start and stop quickly. (对划线部分提问)

________ ________ a taxi start and stop?

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The Yangtze River is about 6,300 kilometers long. (对划线部分提问)

________ ________is the Yangtze River?

Rewrite the sentences as required (按要求改写句子，每格限填一词)

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I went to visit Uncle Daming with my sister last weekend. (对划线部分提问)

________ did you ________ to visit Uncle Daming with your sister?

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Jane felt sick on the bus.(改为一般疑问句)

________ Jane ________ sick on the bus?

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John went to school on foot yesterday.(对划线部分提问)

________ ________ John go to school yesterday?

Rewrite the sentences as required (按要求改写句子，每空格限填一词)

Tom does his homework every day. (改为否定句)

Tom ________ ________ his homework every day.