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时间:2019-08-29
《英语语法专项讲练(11答案)》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、英语语法专项讲练:一般现在时(11)一、动词第三人称单数变形规则(1)一般动词在词尾加-s,-s在清辅音后读/s/,在浊辅音或元音后读/z/,ds读/dz/,ts读/ts/。如:help→helps,know→knows,get→gets,read→reads(2)以字母s,x,ch,sh或有些以o结尾的动词加-es,-es读/iz/。如:guess→guesses,fix→fixes,teach→teaches,wash→washes注意:go→goesdo→does(3)以辅音字母+y结尾的动词,先变y为i,再加-es,-ies读/iz/。如:carry→carries,
2、fly→flies注:在play→plays/pleiz/,say→says/sez/中,字母y前为元音字母,第三人称单数形式直接在动词后面加-s。(4)特殊词例外。如:be→is,have→has练习:写出下列动词的第三人称单数talk__talksforget__forgets_hope__hopes_play__plays_say_says_buy___buys_worry_worries_fly___fliesstudy___studies_like___likes_make___makes_taketakes_love__loves_recite__recites_
3、become_becomes_come_comes_drive_drives_leave__leaveswake_wakes_ride_rides__write__writesgive_gives_see_sees_swim_swimsstop_stops_plan_plansget_gets_sit_sits_let_lets_cut__cuts_run_runs_begin_begins_wash_washes_watch_watches_finish_finishes_teach_teaches_fish_fishes_reach_reaches__go_goes_do
4、_does_二、一般现在时的构成:1、当谓语动词是be动词am,is,are时, 1)肯定句式主语+am/are/is+其他。 2)否定句式主语+am/are/is+not+其他。3)一般疑问句:Am/Is/Are+主语+其他? 肯定回答Yes,主语(必须是代词)+am/is/are 否定回答No,主语(必须是代词)+am/is/are+note.g.:Dannyisagoodstudent.Dannyisn’tagoodstudent.IsDannyagoodstudent?Yes,sheis.No,sheisn’t.2、当谓语动词是行为动词(实义动词)时 1)当主语是第一
5、人称(I/we);第二人称(you)及第三人称复数(they及复数的名词)时:①肯定句主语+行为动词原形+其他 ②否定句主语+don’t+行为动词原形+其他 ③一般疑问句Do+主语+行为动词原形+其他 肯定回答Yes,主语(必须是代词)+do 否定回答No,主语(必须是代词)+don’te.g.:Theyhavelunchat12:00.Theydon’thavelunchat12:00.Dotheyhavelunchat12:00?Yes,theydo.No,theydon’t. 2)当主语是第三人称单数(she/he/it及单数的名词)时 ①肯定句主语+行为动词的单
6、三形式+其他 ②否定句主语+doesn’t+行为动词原形+其他 ③一般疑问句Does+主语+行为动词原形+其他 肯定回答Yes,主语(必须是代词)+does 否定回答No,主语(必须是代词)+doesn’te.g.:JennyspeaksEnglishverywell.Jennydoesn’tspeakEnglishverywell.DoesJennyspeakEnglishverywell?Yes,shedoes.No,shedoesn’t.练习一、用括号里面词的适当形式填空 1.---How__are__you?---I__am__fine.(be) 2.I_a
7、m__David,andmyfamilyname__is_Green.(be) 3.---Whatcolor__is_yourclock?---It_is__white.(be) 4.---What_is__thisinEnglish?---It_is__anapple.(be) 5.Toy__is_mybrother.David__is__mybrother,too.They_are__mybrothers.(be) 6.Look!These__are__appletrees.(be) 7.
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