混合條件句
2007-01-01 00:00
16.3 混合條件句 | ||
? | 主句與從句的動(dòng)作發(fā)生在不同的時(shí)間,這時(shí)主,從句謂語動(dòng)詞的虛擬語氣形式因時(shí)間不同而不同,這叫做混合條件句。 If you had asked him yesterday, you would know what to do now. (從句與過去事實(shí)相反,主句與現(xiàn)在事實(shí)相反。) If it had rained last night (過去), it would be very cold today (現(xiàn)在). |