牛津版 (深圳&廣州)七年級下冊（2012秋審查）Unit 4 Save the trees.課文ppt課件

這是一份牛津版 (深圳&廣州)七年級下冊（2012秋審查）Unit 4 Save the trees.課文ppt課件，共24頁。PPT課件主要包含了objectives，中考鏈接， 定義，working，buying ，visiting，taking ， having ，writing，stopping 等內容，歡迎下載使用。
T learn hw t use the present cntinuus tense
The present cntinuus tense
Have A L k
1. The children are playing in the park.2. We are staying at Peter’s huse at the mment.3. Am I reading?4. What are yu ding nw?5. Why is he sleeping here?6. Sarah is ding sme shpping with her mther nw.
選擇填空?！癟m, wuld yu please take ut the rubbish?”“Just a minute, Mm. I ___ a phne call.” (2018貴陽)A. make B. makes C. am making2. Dn’t take the dictinary away. I _______ it. (2017河北)A. use B. used C. am using D. have used3. — Hurry up! Jack ________ fr yu t play basketball. — OK. I’m cming. (2017湖南郴州)A. waited B. is waiting C. was waiting
What are yu ding, Judy?
I’m shpping in the market. What abut yu, Jack?
I’m walking in the street and talking t yu.
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。
謂語動詞的構成: ________________。
系動詞be + V-ing
This is the structure f a sentence in the present cntinuus tense.
We frm the present cntinuus tense with the verb t be + (the base frm/the -ing frm) f the main verb.
We frm the –ing frm f the main verb like this:
wrk—buy — visit —
take – have —write —
②以不發(fā)音e結尾的動詞，去掉e，加-ing
D yu knw hw t change verbs int V-ing frms?
① 一般情況下，動詞后直接加-ing
V-ing 的構成規(guī)則
stp – shp – sit –
③以輔音字母+元音字母+輔音字母的重讀閉音節(jié)結尾的動詞，如果末尾只有一個輔音字母，雙寫輔音字母，然后加-ing
④特殊變化(需要特別記憶)
d —　　　 g —　read —　　 see — get —　　　 cut —　　　　 drive — give— bring — mve — eat — sleep —bite — wear —cme — leave —frget — buy — meet — swim —
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：nw, at the (very) mment, at present, it’s 9 ’clck 及Lk! Listen! ...
② They are watching a mvie nw. 他們現(xiàn)在正在看電影。
① Lk! The tw birds are flying away. 看，那兩只鳥飛走了。
Special rules
We d nt usually use the verbs in the bx belw in the present cntinuus tense. Instead, we use them in the simple present tense.
2) 表示目前一段時間內正在進行,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。
①We are nt wrking n a farm these days. 這些天我們不在農場工作。
② —Are yu studying Chinese by distance learning at present?—Yes, I am. /N, I’m nt. 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 nt + V-ing
現(xiàn)在進行時一般疑問句：__________________________肯定回答為:________________否定回答為: __________________________
Is/Am/Are + 主語+ V-ing …?
Yes, 主語+is/am/are.
N, 主語+isn’t/ am nt/ aren’t.
is nt = isn’tare nt= aren’t
現(xiàn)在進行時的特殊疑問句結構為:______________________________We are making kites under the tree. (就劃線部分提問) →
1. Wh are making kites under the tree?2. What are yu ding under the tree?3. Where are yu making kites?
疑問詞+are/is +主語+
Write abut the pictures.
Sme bys ___________ ftball. They ______________ basketball.
are playing
aren’t playing
Sme ld peple ___________ taijiquan. They _____________ yangge.
He _____________ TV. He __________ n a cmputer.
isn’t watching
are playing
is swimming
is ding
am thinking