九Unit3语法重点.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Unit 3,1.,过去常常做某事,used to do,sth,2.,过去不常常做某事,didnt use to do,sth,3.,过去常常做某事吗,Did xx use to do,sth,4.,过去是,used to be+n./adj.,5.,过去是短发,used to have short hair,6.,变反意疑问句就是在陈述句后面加上,一个意思相反、,主语是主格、,主,语后省略的一般疑问句。,7.,变反意疑问句要注意：,前面有,not,，后面用肯定。,前面没有,not,，后面用肯,定。前面有,few,little,hardly,never,seldom,on nothing,nobody,后面用肯,定 回答反意疑问句或否定疑问句，要分析实际情况，“是”用,Yes,“,不”用,No,8.,开始做某事,take up doing,sth,9.,敢做某事,dare to do,sth,10.,缺席,be absent from,sth,/doing,sth,11.,亲自做某事,do,sth,in person,12.,为,感到骄傲、自豪,take pride in=be proud of,sb,/,sth,/doing,sth,13.,对,有影响,have a great influence on,sb,/,sth,/doing,sth,14.,失败做某事,fail to do,sth,