1、,現(xiàn)在完成時 大回顧,現(xiàn)在完成時態(tài)的各種句式,基本結構,主語+have/has+V過去分詞+其它,一般疑問句,Have /has +主語+V過去分詞+其它？,肯定回答 Yes，主語+have/has.,否定回答 No，主語+ havent/hasnt.,否定句,主語+havent /hasnt +V過去分詞+其它,V-V現(xiàn)在分詞,一，規(guī)則變化大部分動詞的過去分詞是在詞尾+ed構成。 1，詞尾直接+ed looked 2，以字母e結尾的+d decided 3，以輔音字母+y 結尾的 變y為i+ed studied 4，以重讀閉音節(jié)結尾結尾且詞尾只有一個輔音字母 的 雙寫最后一個字母+ed 二，

2、不規(guī)則變化 需特殊記憶 見課本126,127,128頁,現(xiàn)在完成時（I） 1，含義 用來談論過去經(jīng)歷 2，例句：你參觀過天安門嗎？ 我獲得過一等獎。 3，標志詞 曾經(jīng) 以前 從不,Have you ever visited Tiananmen square？,I have （ever） won the first prizes.,ever,before,never,現(xiàn)在完成時態(tài)（II) 1,表示 動作已經(jīng)完成并對現(xiàn)在有一定的影響。 2，例句 我已經(jīng)完成家庭作業(yè)了. 我們還沒掃地. 3，標志詞 just 剛剛 （肯定句） already 已經(jīng)（肯定句） yet 已經(jīng) （疑問句） yet 還 (否

3、定句）,I have already finished my homework.,We havent cleaned the floor yet.,現(xiàn)在完成時(III),含義 某一動作或狀態(tài)從過去某一時間一直持續(xù)到現(xiàn)在，并且有可能延續(xù)下去. 例句 我們學英語六年了. 標志詞 for +時間段 for two years since+時間點 since two years ago,We have learned English for six years.,We have learned English since six years ago.,How long have you studied

4、 at this school？ I have studied at this school _ 2014. How long have you studied English？ I have studied English _ I was in Grade 3. How long have you lived in Zudian？ I have lived in Zudian _ 12 years. How long have you known your best friend？ I have known him/her _ 5 years. How long have you used

5、this book？ I have used this book _ two months.,since,since,for,for,for,現(xiàn)在完成時的一對雙胞胎,have/has been to Have/has gone to 1，我去過上海. 2，他去上海了.,去過某地 （此時已經(jīng)回來了）,去某地了（此時再去某地的路上， 或已經(jīng)到某地了）,I have been to Shanghai.,He has gone to Shanghai.,just 與just now,我剛剛聽說這個信息. I _ _ 剛才我去散步了. I _ out for a walk _ _ .,have,heard,just,went,just now,just （ 剛剛 ） 是現(xiàn)在完成時態(tài)的標志詞 just now（剛才） 是 一般過去時態(tài)的標志詞,two years ago 與 since two years ago,1， 兩年前我來到了這兒. I _ two years ago. 2，自從兩年前以來 我就在這兒. I _ since two years ago.,came here,have been here,t