2022年初一英語四種時態(tài)講解

1、初中英語四種時態(tài)詳細(xì)講解（適合初一學(xué)生）1. 一般現(xiàn)在時：（1）表示經(jīng)常發(fā)生（2）構(gòu)成：先看主語主語是三單，動詞 +s 主語非三單，動詞用原形。they often watch tv. he often watches tv . (3)變化：問句：主語前 +do/does，動詞用原形；否定：主語后 +dont/doesn t，動詞用原形。 do they often watch tv? they don t often watch tv.does he often watch tv? he doesn t often watch tv . 2. 現(xiàn)在進(jìn)行時：a) 表示現(xiàn)在正在發(fā)生。句中常有no

2、w，look，listen 等b) 構(gòu)成：主語 +be+doing she is watching tv now. c) 變化問句：提前 be（am，is，are）is she watching tv now? 否定：be后+not 精品學(xué)習(xí)資料 可選擇p d f - - - - - - - - - - - - - - 第 1 頁，共 4 頁 - - - - - - - - -精品學(xué)習(xí)資料 可選擇p d f - - - - - - - - - - - - - - 第 1 頁，共 4 頁 - - - - - - - - -she isn t watching tv now.d) 加 ing 的方

3、法：一般直接 +，去不發(fā)音的 e 加，閉音節(jié)雙寫 +。3. 一般過去時：a) 表示 過去的動作或狀態(tài)，句中常有yesterday，last 等過去的時間。b) 構(gòu)成：動作：主語 +動詞的過去式狀態(tài)：主語 +was/were(句中沒實(shí)意動詞 ) she watched tv last night. she was here last night. c) 變化：問句：主語前 +did，動詞用原形did she watch tv last night? was she here last night? 否定：主語后 +didnt,動詞用原形。she didn t watch tv last nigh

4、t.she wasn t watch tv last night.(4) 過去式：一般+ed；e結(jié)尾+d；輔音+y 的，去 y+ied；閉音節(jié)雙寫 +ed；不規(guī)則的 120 頁。4. 一般將來時：精品學(xué)習(xí)資料 可選擇p d f - - - - - - - - - - - - - - 第 2 頁，共 4 頁 - - - - - - - - -精品學(xué)習(xí)資料 可選擇p d f - - - - - - - - - - - - - - 第 2 頁，共 4 頁 - - - - - - - - -a) 表示：將來 ，句中有表示將來的時間： tomorrow、next、soon，in two days等b)

5、構(gòu)成a:主語+will+do （任何人稱）b:主語+shall+do（僅第一人稱 i，we）c:主語+be going to +do 如：a：she will watch tv this evening. b：we shall watch tv this evening. c：she is going to watch tv this evening. c) 變化問句：提前 will/shall/be a:will she watch tv this?b: shall we watch tv ?c: is she going to watch ?否定：在 will /shall/be 后+no

6、t a: she won t watch tvb: we shall not watch shan tc: she isnt going to watchthere is a meeting next week. there was a meeting yesterday. there will be a meeting next精品學(xué)習(xí)資料 可選擇p d f - - - - - - - - - - - - - - 第 3 頁，共 4 頁 - - - - - - - - -精品學(xué)習(xí)資料 可選擇p d f - - - - - - - - - - - - - - 第 3 頁，共 4 頁 - - - - - - - - -=there is going to bea meeting next 精品學(xué)習(xí)資料 可選擇p d f - - - - - - - - - - - - - - 第 4