六年级英语,把下列句子补充完整!急!注意动词形式啊!并且给我说说working 为什么要加ing!He ___________(继续)working for a long time.

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六年级英语,把下列句子补充完整!急!注意动词形式啊!并且给我说说working 为什么要加ing!He ___________(继续)working for a long time.
六年级英语,把下列句子补充完整!急!
注意动词形式啊!并且给我说说working 为什么要加ing!
He ___________(继续)working for a long time.

六年级英语,把下列句子补充完整!急!注意动词形式啊!并且给我说说working 为什么要加ing!He ___________(继续)working for a long time.
填 continued
按语境要填 continue 的过去时态.
动词 continue 后面要接名词,名词短语,或动词不定式引导的短语,
working for a long time 是名词短语.
例:
You must continue home.(接名词)
We continue our journey to Beijing after a pause.(接名词短语)
They continued singing after a rest.(ing 形式引导的名词短语)
She continued to talk after being told to stop by the teacher.(动词不定式引导的名词短语)

He has been working for a long time.
用 has been 是因为他从以前到现在还在做。 working 是因为他到现在还在做。

continue 因为如果单独的一句话,或做标题,或在句子中作主语,working 是
,它的作用相当于名词。如果不加-ing,就是动词原形,只用于
中。