按括号内的要求把下列句子变一变。
1.You can find out about games on the computer.（对画线部分提问）
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2.She had fish and chips.（改为否定句）
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3.He taught Chinese five years ago.（改为一般疑问句）
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4.He read a book yesterday.（对画线部分提问）
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5.There is a bus in our city.（改为复数句子）
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