【正文】
語 ,其形式不隨主語的人稱、數(shù)的變化而變化 ,其基本結(jié)構(gòu)是 to+動詞原形 (有時也可省略 to),其否定形式為 not to+動詞原形 。因此 ,解答此類試題時考生要熟記常見的可以跟動詞不定式和動名詞的動詞和句型 ,并掌握動詞不定式和動名詞在句中所作的成分。s our duty to clean the classroom. 打掃教室是我們的責(zé)任。 ② We planned to go hiking. 我們計劃徒步旅行。如 : ① I told him not to draw on the wall. 我告訴他不要在墻上亂畫。動詞不定式可以作目的狀語、原因狀語和結(jié)果狀語 ,如 : ① To catch up with her classmates, she always stays up late. 為了趕上她的同學(xué) ,她總是熬夜到很晚。動詞不定式與被修飾詞之間存在邏輯上的動賓關(guān)系。當 特征、性質(zhì)的詞時 ,介詞應(yīng)用 for。m in trouble. 你真好 ,在我有困難的時候幫助我。如 : ① I want a big room to live in. 我想要一個大房間住。如 : We saw him enter the room.=He was seen to enter the room by us. 我們看到他進了這個房間。d better go to bed early. 你最好早點兒睡覺。試比較 : ① I often see him play basketball on the playground. 我經(jīng)??匆娝诓賵錾洗蚧@球。 ② She is old enough to decide for herself. 她已到自己作決定的年齡了。如 : ① Eating too much is bad for your health. 吃得太多對你的健康不利。s job is looking after patients.=Looking after patients is the nurse39。如 : He is in the waiting room. 他在候車室。過去分詞具有被動和動作已經(jīng)完成的含義。如 : ① They went out of the classroom, talking and laughing. 他們有說有笑地走出了教室。 ② I found him crowded by other boys. 我發(fā)現(xiàn)他被其他男孩兒圍住了。