句型转换：
（1）You can eat after class. （改为祈使句）
_____ something _______ ________ ______.
（2）Read the story book in class. （改为否定句）
______ read _____ ______ ______ in class.
（3）Keep , in the library , quite , please （连词成句）
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（4）We should get to school on time . （改为祈使句）
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（5）We can't draw on the wall. （改为祈使句）
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（6）We went to the Great Wall in China on vacation.（改为否定句）
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（7）Jack cried after he found himself lost in the forest.（对加粗部分提问）
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（8）The coat is very expensive , so I decide not to buy it. （用cheap改写）
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（9）I walked back to my house.（改为一般疑问句）
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（10）We had dinner in Sichuan Plaza.（改为否定句）
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