高考英語知識點(diǎn)：情態(tài)動詞will與would的用法歸納(2)

　　4. 表示推測

　　will用于推測現(xiàn)在，would用于推測過去，也可用于推測現(xiàn)在，語氣較委婉。如：

　　This bus will hold 40 people. 這輛大客車可以坐40人。

　　The teacher will be over fifty. 老師的年齡大概過五十了吧?

　　That would be in 1978, I think. 我看這事發(fā)生在1978年。

　　That would be her father. 這大概是他媽。

　　有時will / would+完成式，表示對過去可能已經(jīng)發(fā)生的情況的推測。如：

　　He will have heard the news. 他已經(jīng)聽到那消息了吧。

　　I thought you would have finished it by now. 我想你現(xiàn)在可能已經(jīng)做完了吧。

　　5. 表示執(zhí)意或決心

　　will表示現(xiàn)在，would表示過去。如：

　　He will have his own way. 他堅(jiān)持要一意孤行。

　　I won't have you say such things. 我可不許你說這樣的話。

　　He would do it, though I told him not to. 雖然我叫他不要做，可是他偏要做。

　　6. 表示命令、許諾、指示、叮囑等

　　You will carry out these instructions and report back this afternoon. 你要執(zhí)行這些指示并在今天下午報告執(zhí)行情況。

　　Will you be quiet! 安靜點(diǎn)兒!

　　You will have your share. 你會得到你那一份的。

　　7. would用于評論某一特定的行為

　　That’s just what he would say. 他就是愛說這種話。

　　It would rain on the day we choose for a picnic! 我們哪天去野餐，哪天就準(zhǔn)下雨!

　　8.would表示過去反復(fù)發(fā)生的動作

　　Now and then he would come to see me. 他時不時來看我。

　　We would play catch here. 我們以前常在這兒玩捉球游戲。

　　9. would用于虛擬條件句

　　If I had money, I would go abroad. 假如我有錢我定會到國外去。

　　If he had been there, he would have helped you. 假如他那時在場，他定會幫助你的。