辽宁省东港市黑沟中学八年级英语下册 Unit 9 Have you ever been to an amusement park （第6课时）学案（无答案） 人教新目标版.doc

unit 9 have you ever been to an amusement park （第6课时）现在完成时的用法及构成i. 用法（1）现在完成时表示过去发生的动作对现在的影响。 i have studied english. 表示i know a little english. he has already come back. 表示he is here now. 常与already, yet, just, recently, ever, never, before等表示不确定时间的时间状语连用。（2）现在完成时表示从过去一直持续到现在的动作或状态。she has been ill for 3 days. he has worked in the bank since 1990. 此时，句中谓语动词通常是(延续性)动词，且常与表示一段时间的时间状语连用。如：these days, all this year, recently, for 时间段以及since时间点等等。ii. 构成：助动词have / has 动词过去分词（1）has用于主语是第三人称单数，have用于其它人称。（2）动词的过去分词构成分为规则动词和不规则动词。规则动词在词尾加ed，其规则与过去式一样。不规则动词要记住。例如：taketaken, gogone等。（3）各种句式 肯： 主+ have/has +pp(过分) 否：主+have/hasnt +pp. 一般疑问句： have/has + 主+pp.iii、区分 have/has been to sp. have/has gone to sp. 和 have/has been in sp.have /has been to 和 have/has gone to 都是指已经去了某个地方，但是 have /has been to 强调的是曾经去了某个地方并回来了，多加次数； have/has gone to强调的是去了某个地方还没有回来。（主语为第三人称）have/has been in sp. 在某地呆了多长时间， 后多加段时间。跟踪练习：a: how long have your parents that school? b: since they came to this city.a：wheres tony? b：hes got a headache so he _ to bed.a：（on the phone）can i speak to mary, please?b：shes out, im afraid. she _ to the cinema this evening.she _ shanghai for two days, and she will be back in two weeks.a：can i have an apple, please?b：we havent got any. i _not _ to the shops today.单项选择( ) 1、have you met mr. li _？. just. ago .before . a moment ago( )2、our country _ a lot so far .yes . i hope it will be even _ . has changed ; well . changed ; good. has changed ; better . changed ; better( ) 3、we _ xiao li since she was a little girl . know . had known. have known. knew( )4、harry potter is a very nice film .i_ it twice . will see. have seen. saw .see( )5、_ you _ your homework yet ? yes . i _ it a moment ago . did ; do ; finished . have ; done ; finished. have ; done ; have finished . will ; do ; finish（ ）6、 miss green isnt in the office . she_ to the library .has gone . went .will go. has been句型转换：1、they have been here since 2000.(对划线部分提问) _have they been here?2、the old man _ last year. he _for a year. (die)（动词填空）3、miss gao left an hour ago.(同义句转换)miss gao _ _ _ _ an