All that is needed is a continuous supply of fuel and oil有两i

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All that is needed is a continuous supply of fuel and oil有两is,那不是有两个谓语动词了吗?
要求填的是第二个is,可是这样不是有两个谓语动词了吗?那就不对了呀?

的确是两个谓语动词,可是二者不是同一层的
第一个is是定语从句中的谓语,主句中的主语是第二个
“that is needed”是定语从句修饰all,that是引导词
定语从句是修饰名词的,就是通常汉语中“的”字前的部分
若实在不明白,可以求助语法书:-)

All that is needed is a continuous supply of fuel and oil有两i 主语是什么成分?All ___ is needed is a continuous supply of fuel oil All that is needed is a supply of oil. All __ is a continuous supply of fuel. All that is needed is supply of oil. 英语翻译1.All that is needed is a continuous supply of the basic All____is a continuous supply of fuel oil. All is needed is a supply of oil. 英语翻译句子是这样的”All that is needed is a supply of oil" All____is needed is a supply of oil 英语求教,12.All _____ is needed is a supply of oil.A.the thing B 1.All__is needed is a supply of oil.