【正文】
Don39。t you? Yes , I do.He speaks French as fluently as she does.(4)用于倒裝句中。He did tell that.Do e and see us.(3)代替前面剛出現(xiàn)的動詞,避免重復(fù)。t like English.(doesn39。(are用作助動詞,幫助構(gòu)成現(xiàn)在進(jìn)行時) 助動詞協(xié)助主要動詞構(gòu)成謂語動詞詞組的詞叫助動詞。(look用作連系動詞) They are at 。例如:Look at the blackboard, 。另外be還可用作助動詞。 表示看起來像這一概念,主要有seem, appear, look, 例如: He looks tired. He seems (to be) very sad. feel, smell, sound, taste, 例如: This kind of cloth feels very soft. This flower smells very sweet. bee, grow, turn, fall(asleep), get, go, e, run. He became mad after that. She grew rich within a short time.終止系動詞。)I am fine. keep, rest, remain, stay,例如: He always kept silent at meeting. 他開會時總保持沉默。系動詞后不可接副詞,接的是形容詞。The room needs cleaning. 二、連系動詞[誤]He has left here for three days. [正]He has been away from here for three days. [正]He left here three days ago. [正]It’s three days since he left. ■④限定動詞與非限定動詞限定動詞在句中作謂語,有人稱和數(shù)的變化。注:非延續(xù)性動詞在肯定句中通常不與表示時間段連用的for短語連用?!觫垩永m(xù)性動詞和非延續(xù)性動詞根據(jù)動作是否延續(xù),行為動詞又分為延續(xù)性動詞和非延續(xù)性動詞。兼作及物動詞和不及物動詞時,____不變。Vt