四年級(jí)上冊(cè)英語(yǔ)課件-Unit 1 Lesson 2（5）_北京課改版 (共17張PPT)

UNIT ONE WHY ARE YOU SO HAPPY Lesson 2- 現(xiàn)在進(jìn)行時(shí) 現(xiàn)在進(jìn)行時(shí)主語(yǔ) + am/is/are + doing (動(dòng)詞+ing)表 示 某 人 正 在 做 某 事 的 時(shí) 候 用 現(xiàn) 在進(jìn) 行 時(shí) ?，F(xiàn) 在 進(jìn) 行 時(shí) 怎 么 構(gòu) 成 ?什 么 時(shí) 候 用 現(xiàn) 在 進(jìn) 行 時(shí) ? He is singing.sing drawHe is drawing. danceThey are dancing. 主語(yǔ)be 動(dòng)詞 行為動(dòng)詞 (+ing) 這種時(shí)態(tài)的句子由兩種動(dòng)詞組成。 be -ing 直接在動(dòng)詞后面加ing。 go ing goingdo talk watch play read look doingtalkingwatching playingreadinglookingPractice 去e再加ing。 come ing cominghave havingwrite writingride riding live livingdrive drivingmove movingPractice 以 重 讀 、 “ 輔 元 輔 ” 結(jié) 構(gòu) 結(jié) 尾 的 動(dòng) 詞 需 要雙 寫(xiě) 最 后 一 個(gè) 字 母 再 加 -ing。swim m ing swimmingjog joggingsit sittingdrop dropping run runningget gettingput puttingPractice 訓(xùn)練集中營(yíng) 寫(xiě)出下列動(dòng)詞的分詞形式 talk_ sleep _ watch _ sit _ listen _ make _ laugh _ lie _ cry _ sing _ cut_ write_ talking sleeping watching sitting listening making laughing lying crying singing cutting writing be -ingnot主語(yǔ) be動(dòng)詞 行為動(dòng)詞 (+ing) ingnotNegative sentences 否定句ingnot(isnt) ingnot(arent) Questions 一般疑問(wèn)句 將 be動(dòng) 詞 放 在 句 子 開(kāi) 頭 成 為 一 般 疑 問(wèn) 句 。Yes, she is. / No, she isnt.Yes, they are. / No, they arent.Cherry is riding a bicycle.Is Cherry riding a bicycle?They are cooking.Are they cooking? Questions 特殊疑問(wèn)句 Questions with question words: What are you doing? Why is the baby crying? When are the children leaving? Where are you going?e.g. now 現(xiàn)在right now 現(xiàn)在at the moment 現(xiàn)在、此時(shí)此刻前面有l(wèi)ook，listen，Its (時(shí)間)等詞時(shí)，也用進(jìn)行時(shí)。Look! The boys _ football over there. are playingIts 7a.m. He _ to school.is going Look, Mr. Wu _ ( play ) football. -Where is Li Lei ? - He _ ( water) trees in the garden.3. The baby _ ( sleep ).用動(dòng)詞現(xiàn)在進(jìn)行時(shí)態(tài)填空:is playingis wateringis sleeping 4. Look! A dog _ (run) after a cat. 5. The Green family _ (have) lunch now.6. Now I _ (study) at a new school.7. Who _ (knock) at the door?8. The boys _(swim) in the river now. is runningare havingam studyingis knockingare swimming