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1、小升初英语四大时态复习定义时间状语或标志性词句型结构：肯定句一般疑问句 否定句一般现在时表示习惯性的动作或状态always oftenusually sometimesnever everydayonce a weektwice a month主语be（am is are）I am happy today.Be（am is are）主语（把be动词提前） Are you happy today?主语be（am is are）not(在be后加not) I am not happy today.主语行为动词（原形三单）He often plays football on Sundays.DoDo
2、es主语动原在句首加Do或Does(动词变原形）Does he often play football on Sundays?主语dontdoesnt动原在主语后加dont或doesnt 动词还原He doesnt play football on Sundays.现在进行时正在发生的动作nowat the momentat this time主语be（am is are）现在分词Look! Amy is running.He is reading now.Be（am is are）主语现在分词把be动词提前到首位其他照写。第一人称变为第二人称。Is he reading now?主语be（a
3、m is are）not现在分词 (在be后加not)He is not reading.=He isnt reading.一般将来时将来某个时刻发生的动作或状态next Sunday下一个周日in two hours两小时之后tomorrow明天the day after tomorrow后天主语will动原I will be here tomorrow.Will主语动原(把will提前)如： Will you be here tomorrow?主语willnot动原(在will后加not缩写wont) I wont be here tomorrow.主语be going to动原She i
4、s going to buy a book tonight.Be+主语+going to+动原(把be提前)Is she going to buy a book tonight?主语benot going to动原 (在be后加not) She is not going to buy a book tonight.一般过去时过去发生的动作或状态last holiday上一个假期two days ago两天之前yesterdaythe day before yesterdayjust now主语be（was were）I was 11 years old last year.Be（was wer
5、e）主语(把be动词提前) Were you 11 years old last year?主语be（was were）not(在be后加not) I was not 11 years old last year.主语行为动词的过去式I played the piano last night.Did主语动原在句首加Did动词还原Did you play the piano last night?主语didnt动原在主语后加didnt动词还原I didnt play the piano last night.注意： 1. 变一般疑问句时，第一人称要变成第二人称 I-you we-you my-y
6、our our-your me-you mine-yours. 2. some用于肯定句，any用于否定句和疑问句。 3.特殊疑问句是由 特殊疑问词+一般疑问句 构成。 4.助动词提问用助动词回答，be动词提问用be动词回答，情态动词提问用情态动词回答。 5.句中加入助动词do does did dont doesnt didnt或情态动词can cant will wont should shouldnt 时，行为动词要用原形。动词变第三人称单数方法动词变过去式方法动词变现在分词方法1. 一般在词尾直接加s，want-wants like-likes1. 一般在词尾直接加ed。 want-w
7、anted play-played1. 一般直接加ing。 read-reading fly-flying2. 以s sh ch x o 结尾的单词加es 。catch-catches go-goes do-does 2. 以不发音e结尾的单词加d live-lived love-loved like-liked 2. 以不发音e结尾的单词,去e加ing。 make-making come-coming3. 以辅音字母+y结尾的单词，变y为i,再加es. study-studies carry-carries3. 以辅音字母+y结尾的单词，变y为i,再加ed。 cry-cried try-tr
8、ied study-studies3. 以辅+元+辅结尾的单词，双写尾字母，再加ing。 swim-swimming run-running shop-shopping4. have-has 4. 以辅+元+辅结尾的单词，双写尾字母，再加ed。 shop-shopped stop-stopped4. ie结尾变成y,再加ing。 die-dying（死） lie-lying（躺、撒谎）5. 特殊变化 eat-ate see-saw sing-sang do-did注意：1.辅+元+辅结构特殊情况： listen-listened-listening open-opened-opening visit-visited-visiting happen-happened-happening2. 名词变复数的方法: 1. 一般直接加s。 banana-bananas apple-apples book-books
