until和not until的区别

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/30 09:08:21
until和not until的区别
xJ@_e/P z@l4ŻTkmUD Ej񀽐ӊRIdGP! |wMN 4=nf ׹;qȣLZ!=VҏY7D>={яWf-f0VFQ{ὨP w{r(:+M$1)B9&ւx>l"|?7' HFޥo5~:wJDt_)J9ѤWMwP0XYp94P`L,."U\:`613Ad&EU4 R"Krk[RE$N㓛9ǥLFWD^73k{sEbI嘣j$ɪmv1*9\eK5ɏ0}zI

until和not until的区别
until和not until的区别

until和not until的区别
not … until,until
A.until表示动作、状态的持续,强调“一直到……为止”,或强调某个动作或状态一直持续到另一个动作或状态出现之前.常与表示延续性动作的动词连用.
如:* I waited until three o’clock,but he didn’t come.* He lived with his parents until he graduated from college.
B.not … until表示“到……为止;直到……才”,常与表示瞬间性动作的动词连用.
如:* The noise of the street didn’t stop until midnight.* The children didn’t come home until it was dark.* I didn’t know the truth until you told me.