1、GrammarUnit 4 Save the trees To learn how to use the present continuous tenseobjectivesThe present continuous tense Have A L k1. The children are playing in the park.2. We are staying at Peters house at the moment.3. Am I reading?4. What are you doing now?5. Why is he sleeping here?6. Sarah is doing

2、 some shopping with her mother now.選擇填空?！癟om, would you please take out the rubbish?”“Just a minute, Mom. I _ a phone call.” (2018貴陽)A. make B. makes C. am making2. Dont take the dictionary away. I _ it. (2017河北)A. use B. used C. am using D. have used3. Hurry up! Jack _ for you to play basketball. O

3、K. Im coming. (2017湖南郴州)A. waited B. is waiting C. was waiting中考鏈接What are you doing, Judy? Im shopping in the market. What about you, Jack? Im walking in the street and talking to you. 現(xiàn)在進行時表示現(xiàn)在或現(xiàn)階段正在進行或發(fā)生的動作。 定義謂語動詞的構成: _。系動詞be + V-ingThis is the structure of a sentence in the present continuous t

4、ense.We form the present continuous tense with the verb to be + (the base form/the -ing form) of the main verb. We form the ing form of the main verb like this:workbuy visit workingbuying visitingtake have write 以不發(fā)音e結(jié)尾的動詞，去掉e，加-ingtaking having writingDo you know how to change verbs into V-ing form

5、s? 一般情況下，動詞后直接加-ingV-ing 的構成規(guī)則stop shop sit 以輔音字母+元音字母+輔音字母的重讀閉音節(jié)結(jié)尾的動詞，如果末尾只有一個輔音字母，雙寫輔音字母，然后加-ingstopping shopping sittinglie-die-特殊變化(需要特別記憶) lying dyingdo go read see get cut drive give bring move eat sleep bite wear come leave forget buy meet swim forgettingbuyingmeetingdoingswimming readinggett

6、ingdrivingbringingeatingsleepingwearingbitingmovingcuttinggoingseeing givingcomingleaving 表示說話時正在進行的，目前正在發(fā)生的動作。常帶有表示目前時刻的時間狀語, 如：now, at the (very) moment, at present, its 9 oclock 及Look! Listen! . They are watching a movie now. 他們現(xiàn)在正在看電影。 現(xiàn)在進行時-用法 Look! The two birds are flying away. 看，那兩只鳥飛走了。 Spe

7、cial rulesWe do not usually use the verbs in the box below in the present continuous tense. Instead, we use them in the simple present tense.believe hear like prefer smell understandhate know love see taste want I know the answer now. I am knowing the anser now. She likes this poem. She is liking th

8、is poem.2) 表示目前一段時間內(nèi)正在進行,但說話時可能沒有進行的動作，常帶有this week, these days等時間狀語。 We are not working on a farm these days. 這些天我們不在農(nóng)場工作。 現(xiàn)在進行時-用法 Are you studying Chinese by distance learning at present?Yes, I am. /No, Im not. 目前, 你正通過遠程教育學習漢語嗎？是的/不, 我沒有。現(xiàn)在進行時否定句：主語 + _+其他be not + V-ing現(xiàn)在進行時一般疑問句：_肯定回答為:_否定回答為:

9、_Is/Am/Are + 主語+ V-ing ? Yes, 主語+is/am/are.No, 主語+isnt/ am not/ arent.is not = isntare not= arent現(xiàn)在進行時的特殊疑問句結(jié)構為:_We are making kites under the tree. (就劃線部分提問) 12 31. Who are making kites under the tree?2. What are you doing under the tree?3. Where are you making kites?疑問詞+are/is +主語+doing.?Write about the pictures.Some boys _ football. They _ basketball. are playing arent playingSome old people _ taijiquan. They _ yangge. are playing arent playingHe _ TV. He _ on a computer. isnt watching is work