1、EXERCISE 7 PRESENT PERFECT 现在完成式,Understanding and Using English Grammar,Definition,Present Perfect (現在完成式)：完成式：表示已完成、持續一段時間的動作動詞使用 have / has + p.p.,Present Perfect Tense,肯定句 I have eaten too much. 第一人稱I ，使用動詞have + p.p.。You have eaten too much. 第二人稱you，使用動詞have + p.p.。He has eaten too much. / She
2、has eaten too much. 第三人稱單數he, she, it，使用動詞has + p.p.。,Present Perfect Tense,疑問句句子中的have/has是助動詞的，要改疑問句時，把句子 中的助動詞搬到句首，句尾加上?即可。- Have I eaten too much? 第一人稱I ，把句子中have移到句首，句尾加上?。Have you eaten too much? 第二人稱you，把句子中have移到句首，句尾加上? 。Has he eaten too much? / Has she eaten too much? 第三人稱單數he, she, it，把句子
3、中has移到句首，句尾加上? 。,Present Perfect Tense,否定句在助動詞have/has後加上not，即可成為否定句。- I have not eaten too much. 第一人稱I ，使用have not，也可寫成havent。You have not eaten too much. 第二人稱you，使用have not ，也可寫成havent。He has not eaten too much. / She has not eaten too much. 第三人稱單數he, she, it，使用has not，也可寫成hasnt。,Present Perfect T
4、ense,原問句若要造出一個問句，可以用what, when, where, why, who, how這幾個疑問詞開頭。- Where have you been to recently?Who has John met so far on his day of this office?How long have you known Tim?,Present Perfect Tense(1),每個空格僅填入一個字 肯：I _ _(make)lots of mistakes in my exam.疑：_ I made lots of mistakes in my exam?否：I have _
5、 made lots of mistakes in my exam.原：_ have you done in your exam?,Present Perfect Tense(2),每個空格僅填入一個字 肯：Our baby _ started to talk.疑：_ your baby started to talk?否：Our baby _ _ started to talk yet.原：_ your baby started to say some words like ma-ma or pa-pa now?,Present Perfect Tense(3),請在空格填入適當的字 肯：I
6、 _ already _(sweep) the floor.疑：_ I already _ the floor?否：I have _ the floor yet.原：What have you _ this evening?,Present Perfect Tense(4),請在空格填入適當的字 肯：He has _(swim) in the Pacific(太平洋).疑：_ he ever _ in the Pacific?否：He _ in the Pacific.原：Where _ he ever _ in the ocean, in the Pacific Ocean or the Atlantic Ocean(大西洋)?,
