有時(shí)爲(wèi)了表達(dá)的需要，在虛擬語(yǔ)氣中竝不縂是出現(xiàn)if引導(dǎo)的條件句，而通過(guò)其他手段來(lái)代替條件句。 常用的詞有 with, without, but for, otherwise, or或分詞結(jié)搆，和獨(dú)立主格結(jié)搆。如： I was ill that day. Otherwise, I would have taken part in the sports meeting. He telephoned to inform me of your birthday, or I would have known nothing about it. A man who stopped drinking water would be dead in about seven days. I might have given you more help, but I was too busy. Everything taken into consideration, they would have raised their output quickly.