改句子 Firemen use a hose-pipe for putting out the fire.（保持原句意思）回答：A hose-pipe _____ _____ for putting out the fire by firemen
问题描述：
改句子 Firemen use a hose-pipe for putting out the fire.（保持原句意思）
回答：A hose-pipe _____ _____ for putting out the fire by firemen
答
A hose-pipe _is____ _used____ for putting out the fire by firemen
答
be used for 被用于
A hose-pipe is used for putting out the fire by firemen
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答
A hose-pipe 【is used 】for putting out the fire by firemen.
不明白的再问哟,请及时采纳,多谢!