用was或were填空.

用 was, wasn't 或 were填空. 用there was 或there were 填空 用is,are,was 或were填空 用is,are,was或were填空 急用 用is,was或were填空:How much ( ) your jeans?Thirty yuan. 用was或were填空 1.the boys _____late yesterday .2.where _____Emm 用介词或副词填空：1.He was depressed because all his suggestions were 用“am/is/are/was/were"填空 用am,is,are,was,were填空. 用was ,were,wasn't 填空； 过去进行时,was 或were 加现在分词,什么时候用were 什么时候用was? 1、用 am ,is ,are ,was ,were ,填空