knock down

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• 1、Hu Jiang is on the tree .He can't get down.2、He is sitting beside mother now.找出错误并改正,每句有一处错误还有一题How old are the twins' mother?
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• How did it ______ that all the flowers died?I had forgotten to water them.应选什么?A.come about B.come back C.come on D.come down
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• 跟据例词划线部分的字母和读音,写出一个新单词,并写出它的中文意思（财富悬赏 10）1、nurse ur2、light gh3、car ar 4、down ow5、follow ow6、touch ou 7、may ay8、London o9、together ther 10、order or11、my y12、every y五年级的
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