肯定句及祈使句變否定句

1、中考句型轉(zhuǎn)換錯誤分析 肯定句變否定句1. I think she is there.誤：I think she isnt there.正：I dont think she is there.析：英語中think, believe, expect, suppose等表示信念和揣測的動詞，后接that從句時，習(xí)慣上將從句中的否定形式轉(zhuǎn)移到主句上，即否定主句謂語，不否定從句謂語。2. He can sing this song and that one.誤：He cannot sing this song and that one.正；He cannot sing this song or that

2、 one.析：肯定句中的連詞and在否定句中一般要改為or。3. Tom went to school too.誤：Tom didnt go to school too.正：Tom didnt go to school either.析：too和also用于肯定句中時，否定句中用either替換。4. He has had supper already.誤：He hasnt had supper already.正：He hasnt had supper yet.析：隨著對謂語動詞的否定，某些副詞也要作相應(yīng)的變動。5. He had a good rest just now.誤：He hadn

3、t a good rest just now.正：He didnt have a good rest just now.析：have在表示開會、吃飯、休息、進行體育鍛煉等詞組中是行為動詞，否定句用助動詞來完成。6. Lets do it.誤：Lets dont do it.正：Dont lets do it.或Lets not do it.析：let后接的是不帶to的不定式，變?yōu)榉穸ㄊ?，直接在句首前加Dont或在不定式前加not。7. He always gets there on time.誤：He doesnt always get there on time.正：He never get

4、s there on time.析：He doesnt always get there on time意為“他并非老是準時到那兒”，是部分否定，習(xí)慣上把句中的副詞改為相應(yīng)的表示否定的副詞即可。如：It often rains here. It seldom rains here.8. Be here early tomorrow.誤：Be not here early tomorrow.正：Dont be here early tomorrow.析：祈使句的否定，一般在謂語動詞前加do not的縮寫dont。9. You had better come.誤：You didnt have be

5、tter come.正：You had better not come.析：had better相當(dāng)于一情態(tài)動詞，不可分割，因此not應(yīng)放在其后。would rather也是如此。10. Both Tom and Xiao Ping went to school.誤：Both Tom and Xiao Ping didnt go to school.正：Neither Tom nor Xiao Ping went to school.析：一個句子中如果有不定代詞both，all, every改為否定式時，要把這些不定代詞改為相應(yīng)的表示否定的代詞。中考句型轉(zhuǎn)換錯誤分析 肯定句變否定句編輯：金子明

6、 點擊數(shù)：1844 次 錄入時間：2008/1/8 14:14:00 我要評論 1. I think she is there.誤：I think she isnt there.正：I dont think she is there.析：英語中think, believe, expect, suppose等表示信念和揣測的動詞，后接that從句時，習(xí)慣上將從句中的否定形式轉(zhuǎn)移到主句上，即否定主句謂語，不否定從句謂語。2. He can sing this song and that one.誤：He cannot sing this song and that one.正；He cannot

7、sing this song or that one.析：肯定句中的連詞and在否定句中一般要改為or。3. Tom went to school too.誤：Tom didnt go to school too.正：Tom didnt go to school either.析：too和also用于肯定句中時，否定句中用either替換。4. He has had supper already.誤：He hasnt had supper already.正：He hasnt had supper yet.析：隨著對謂語動詞的否定，某些副詞也要作相應(yīng)的變動。5. He had a good r

8、est just now.誤：He hadnt a good rest just now.正：He didnt have a good rest just now.析：have在表示開會、吃飯、休息、進行體育鍛煉等詞組中是行為動詞，否定句用助動詞來完成。6. Lets do it.誤：Lets dont do it.正：Dont lets do it.或Lets not do it.析：let后接的是不帶to的不定式，變?yōu)榉穸ㄊ?，直接在句首前加Dont或在不定式前加not。7. He always gets there on time.誤：He doesnt always get there

9、on time.正：He never gets there on time.析：He doesnt always get there on time意為“他并非老是準時到那兒”，是部分否定，習(xí)慣上把句中的副詞改為相應(yīng)的表示否定的副詞即可。如：It often rains here. It seldom rains here.8. Be here early tomorrow.誤：Be not here early tomorrow.正：Dont be here early tomorrow.析：祈使句的否定，一般在謂語動詞前加do not的縮寫dont。9. You had better co

10、me.誤：You didnt have better come.正：You had better not come.析：had better相當(dāng)于一情態(tài)動詞，不可分割，因此not應(yīng)放在其后。would rather也是如此。10. Both Tom and Xiao Ping went to school.誤：Both Tom and Xiao Ping didnt go to school.正：Neither Tom nor Xiao Ping went to school.析：一個句子中如果有不定代詞both，all, every改為否定式時，要把這些不定代詞改為相應(yīng)的表示否定的代詞。 祈使句如何變?yōu)榉穸ň湟?、一般情況一般說來，祈使句的否定是在祈使句首加Dont。如：(1) Come here. Dont come here. 不要來這兒。(2) Be angry. Dont be angry. 不要生氣二、let型當(dāng)祈使句表示邀請或建議(Lets) 時，則在Lets與 do之間加not。如：(1) Lets talk about it. Lets not talk about it. 我們別談?wù)撍伞?2) Lets go swi