did,was,were后接的动词用过去式还是用原型?1,I didn''t know you were in Paris.2,He was born in 1989.3,I was robbed of my watch.第1句did 后面用原型konw第2句was 后面用过去式born,born是过去式吧?第3句was后也用过去

did,was,were后接的动词用过去式还是用原型?1,I didn''t know you were in Paris.2,He was born in 1989.3,I was robbed of my watch.第1句did 后面用原型konw第2句was 后面用过去式born,born是过去式吧?第3句was后也用过去
did,was,were后接的动词用过去式还是用原型?
1,I didn''t know you were in Paris.
2,He was born in 1989.
3,I was robbed of my watch.
第1句did 后面用原型konw
第2句was 后面用过去式born,born是过去式吧?
第3句was后也用过去式robbed
有些是加原型,有些是加过去式,

did,was,were后接的动词用过去式还是用原型?1,I didn''t know you were in Paris.2,He was born in 1989.3,I was robbed of my watch.第1句did 后面用原型konw第2句was 后面用过去式born,born是过去式吧?第3句was后也用过去
第一句中,did(do)为助动词,故后跟动词原形,在第二、三句中,was(be)born 和was(be) robbed分别构成被动形式,即be done的形式,所以后面跟过去分词,而不是像你所说得过去式.有些动词的过去式与过去分词相同,所以容易弄混.但只要记住,be done,即be动词加上过去分词done构成被动形式就可以了.

第二句和第三句was表达的都是被动的意思，所以用的是过去式。
而第一句，did是作为助动词，一般这类后面更动词原形。