Rewrite the following sentenced as required（根据所给要求，改写下列句子。每空格限填一词）

【1】Mr. Dancer was tired and went to sleep.（改为否定句）

Mr. Dancer ________ tired and ________ go to sleep.

【2】World Expo is held once every five years.（对画线部分提问）

________ ________ is World Expo held?

【3】There are few new types of MP 4 for us to choose in this store.（改为反意疑问句）

There are few new types of MP 4 for us to choose in this store, ________ ________,

【4】You needn't go there to buy the tickets. You can call the booking office for them.（保持句意基本不变）

You can call the booking office ________ of ________ there to buy the tickets.

【5】Unless you are honest, he won't believe you.（用if改写）

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【6】The Bund in Shanghai looks extremely beautiful with the flowers around.（改为感叹句）

________ ________ the Bund in Shanghai looks with the flowers around!

【7】him, his father, the day before yesterday, a new bike, bought（连词成句）

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