句型转换。

He often goes hiking．(改为否定句)

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句型转换。

Trailwalker has been one of the biggest fund-raising events since 1981．(对画线部分提问)

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句型转换。

They help the blind persons cross the road．(对画线部分提问)

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句型转换。

It is difficult to walk through eight country parks．(对画线部分提问)

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句型转换。

Doesn't it look like the real one？(肯定回答)

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句型转换。

I think it'll be useful．(改为否定句)

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句型转换。

It is good．He gets up early and does morning exercises．(合并为一句，两种方法)

(1)________________________________

(2)________________________________

句型转换。

It is important that you have your own support team．(改为同义句)

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句型转换。

To keep on passing the football to each other isn't easy for them．(改为同义句)

It isn't ________　________ them ________　________ on passing the football to each other．

句型转换。

To sleep for 8 hours every day is very necessary for us．(改为同义句)

It's ________　________　________ we ________ for 8 hours every day．