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- 1They stayed at home because the weather wa bad.______ ______ the bad weather,they stayed at home.
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- 3How l wondered where they'd gone.
- 4She wanted to be (an English teacher)就括号内部分提问（ ）（ ）she want to be?
- 5如图AB是圆O的直径,点P是延长线上一点,PD切圆O于点C,BC和AD的延长线相交于点E,且AD⊥PD.（1）求证：AB=AE（2）当AB：BP为何值时,△ABE为等边三角形,说明理由
- 6圆的周长和直径的比（ ） 比值（ ）
- 7Mrs Mills goes to london she doesn't know
- 8怎么证明x^2+y^2=z^2这个式子中,有两个数互质,则三数两两互质
- 9翻译：昨天晚上的这个时候你在做什么? what were you doing at this time yesterday evening 还是
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