一、一般現在時
1、概念:表示經常發生的情況;有規律出現的情況;總是發生的;事實真理。
2.時間狀語: Always, usually, often, sometimes, every week (day, year, month…), once a week (day, year, month…), on Sundays (on Mondays…), etc.
3.基本結構:主語+動詞原形(如主語為第三人稱單數,動詞上要改為第三人稱單數形式)
4.否定形式:主語+am / is / are+not+其他;此時態的謂語動詞若為行為動詞,則在其前加 don’t,如主語為第三人稱單數,則用 doesn’t,同時還原行為動詞。
5.一般疑問句:把 be 動詞放于句首;用助動詞 do 提問,如主語為第三人稱單數,則用 does,同時,還原行為動詞。
eg:①It seldom snows here. 這里很少下雪。②He is always ready to help others. 他總是樂于幫助別人。③Action speaks louder than words. 事實勝雄辯。
二、一般過去時
1.概念:過去某個時間里發生的動作或狀態;過去習慣性、經常性的動作、行為。
2.時間狀語:ago, yesterday, the day before yesterday, last week, last (year,night,month…), in 1989, just now, at the age of 5, one day, long long ago, once upon a time,etc.
3.基本結構:主語+動詞的過去式或 be 的過去式+名詞
4.否定形式:主語+was / were+not+其他;在行為動詞前加didn’t,同時還原行為動詞。
5.一般疑問句:was 或 were 放于句首;用助動詞 do 的過去式 did 提問,同時還原行為動詞。
eg:①She often came to help us in those days.那些天她經常來幫助我們。②I didn’t know you were so busy.我不知道你這么忙。
三、一般將來時
1.概念:表示將要發生的動作或存在的狀態及打算、計劃或準備做某事。
2.時間狀語:Tomorrow, next day (week,month, year…), soon, in a few minutes, by…, the day after tomorrow,etc.
3.基本結構:主語+am/is / are+going to+do+其它;主語+will / shall+do+其它
4.否定形式:主語+am /is/ are not going to+do;主語+will / shall not do+其它
5.一般疑問句:be 放于句首;will / shall 提到句首。(首字母大寫)
eg:①They are going to have a competition with us in studies.他們將在學習中與我們競爭。②It is going to rain.天要下雨了。
四、一般過去將來時
1.概念:立足于過去某一時刻,從過去看將來,常用于賓語從句中。
2.時間狀語:The next day (morning, year…), the following month (week…), etc.
3.基本結構:主語+was / were+going to+do+其它;主語+would / should+do+其它
4.否定形式:主語+was / were+not+going to+do+其它;主語+would/should+not+do.
5.一般疑問句:was 或 were 放于句首;would / should 提到句首
eg:①He said he would go to Beijing the next day. 他說他第二天要去北京。②I asked who was going there. 我問,誰要去那里。