课件11Unit11Weallhaveourtroubles概念英语青少版A.ppt

谓语构成 1.动词 be 2.动词 have, has 3.助动词do, does 4.行为动词用过去式 was , were had did 一般过去时以动词的过去式来表示，没有人称和数的变化.(was,were除外) I went to school yesterday. They went to school yesterday. 行为动词一般过去时的否认式 一般过去时的否认式是在动词原形前加助动词did not (didn’t). was---was not/wasnt were--were not/werent 主语+didn’t+动词原形 I _________ them the