When ___C__,metal will expand.(讲解一下)A heating B being heated C heated D is heated
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When ___C__,metal will expand.(讲解一下)A heating B being heated C heated D is heated
When ___C__,metal will expand.(讲解一下)
A heating B being heated C heated D is heated
When ___C__,metal will expand.(讲解一下)A heating B being heated C heated D is heated
金属加热时会膨胀.heat,是加热的意思.heated 过去分词表被动,金属是被加热的,所以用heated.(如果选B,与句子开头的When,冲突.如果没有when ,可选B,但C就错误了.)
When metal is heated ,metal will expand.--这是完整的句子,这样你即可明白为何选C了。
题文是省略句。
金属是被加热,而且主句是将来时,所以when的从句要用一般时态。
When ___C__,metal will expand.(讲解一下)A heating B being heated C heated D is heated
When a metal gets hot,it.
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英语翻译英文:When a metal gets hot ,it?.中文:当 金属 热时 ,.
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