SelfCheckSelfCheckUnit2Howoftendoyouexercise?1.疑问词how的用法（1）用什么手段，方法，交通工具Howdidhedoit?Idon’tknowhowtoswim.Howdoyoucometoschool?（2）情况如何（指身体健康状况）Howareyou?（3）howmany，howmuch表示“多少”howmany后接可数名词复数，howmuch后接不可数名词。Howmanytimesdoyougotothepark?Howmanypensdoyouwant?Howmuchwaterdowedrinkeveryday?Howmucharethosepants?（4）howoften是对动作发生的“次数”提问,询问的是频率“多久一次”回答可以是：Everyday./Onceaweek./Threetimesaweek./Often./...Howoftendoyouplaytennis?HowoftendoyousurftheInternet.（5）Howold...?询问年龄Howoldareyou?Iamfive.（6）Howabout…?……如何？……怎么样？Howaboutgoingtothemovies?2.time表示不可数名词，意为“时间”。表示可数名词，意为“次数，倍数”Whattimeisit?Igotothemoviesthreetimesaweek.注意“次数”的表达方法一次once，两次twice，三次或三次以上用基数词加上times：threetimes，fivetimes，onehundredtimes表示“……几次”的表达方法是onceaday/aweek/amonth/ayeartwiceaday/aweek/amonth/ayear3.exercisev/nshopv/nHeoftenexercisesonweekends.Weoftendo/takeexerciseonweekends.Weoftenshoponweekends.Therearemanyshopsintheneighborhood.4.asfor意为“就……而论”，“至于”Asforfruit，Ieatitsometimes.Asforhim，Ineverwanttoseehimhere.至于他，我永远不希望在这里见到。5.Mymotherwantsmetodrinkit.我妈妈想要我喝。•wanttodosth.想要做某事wantsb.todosth.想要某人干某事Doyouwanttogotothemovieswithme？你想和我一起去看电影吗？•Iwantyoutohelpmewithmymath.我想要你帮我学数学。•有很多动词后面用这种结构作动词的复合语：asksb.todosth.叫某人做某事tellsb.todosth.告诉某人去做某事helpsb.（to）dosth.帮助某人做某事6.Shesaysit’sgoodformyhealth.她说它对我的健康有益。begoodfor...表示“对……有益（有好处）”其反义为：bebadfor...对……有害/无益It'sgoodforustodomorereading.多读书对我们有好处。Drinkingmilkisgoodforyourhealth.喝牛奶对你的健康有益。ReadingEnglishisgoodforstudyingEnglish.读英语对学习英语有益/有帮助。Readinginbedisbadforyoureyes.在床上读书对你的眼睛有害。7….usuallywhenIcomehomefromschool.通常是在我从学校回家时when+从句当……时候Ioften...
