1．The storm left and caused a lot of damage to this area.
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2．Look around when you cross the street.
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3．As it was a wet day，we couldn’t go for a walk.
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4．Because he did not know how to do it，he went to her for help.
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5．As soon as she had made the beds，she started making breakfast.
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答案 1.The storm left，causing a lot of damage to this area.
2．Look around when crossing the street.
3．It being a wet day，we couldn’t go for a walk.
4．Not knowing how to do it，he went to her for help.
5．Having made the beds，she started making breakfast.
