初中8種基本時態(tài)講解(參考版)
2025-06-29 06:25本頁面
【正文】 done。diddo（規(guī)則變化同過去式的構(gòu)成）不規(guī)則變化如下What have you read?3)Yes, I have.this book. I have not heard from her recently.4. I’ve finished this work.2.up to now, in the past, recently, by… , for 5 years, since 1994, so far, already, yet, ever, just…2)表示過去發(fā)生的動作對現(xiàn)在造成的影響2．表示過去某時間已經(jīng)開始一直持續(xù)到現(xiàn)在的動作或狀態(tài)通常與下列時間狀語連用 He ____ (do) his homework at 5:00 yesterday.6.4.上周日四點我們正在游泳。前天那個時候Tom例句were reading They were building a reservoir at this time last winter.3.主語+be (was/were) +v ing +…1.基本結(jié)構(gòu)2）at 6:00 yesterday, at this/ that time yesterday, when表示過去某一時刻或某階段時間正在進(jìn)行的動作，．過去進(jìn)行時1）rain – rainingswim – swimmingrun – running一個輔音字母”結(jié)尾的動詞，應(yīng)先雙寫這個輔音字母然后再加ingstop – stopping以“一個元音字母write writing③take – takingleave – leaving然后加結(jié)尾的動詞，應(yīng)先去掉等時間狀語連用。(They say we shall leave school tomorrow.)5．現(xiàn)在進(jìn)行時1)現(xiàn)在進(jìn)行時表示現(xiàn)在或現(xiàn)在這段時間正在進(jìn)行的動作。They said we should leave school tomorrow.(He says that he will nave a meeting next week.)He said that he would have a meeting next week.was/were going to ++…2）基本結(jié)構(gòu)：主語+would/should主要用于賓語從句中。4．過去將來時(visit) their farm next year.(do) his homework at school every day.They are about to set out.(√)They are about to set out soon.()When will they have a meeting?4) be about
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