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必修四unit3 课本知识点及重点句子 l break into l why did you have to break into the same shop three times?l The man broke into laughter.l up to now l Up to now, nobody has been able to do better than Charlie Chaplin.l Not that+ 从句 并不是说. l Not that Charlies own life was easy!l as time went by 随着时间的推移l As time went by, he began making films.强行闯入；突然.起来(burst into)=until now 与完成时连用“It is not that+从句”的省略形式with time going by l in search of l The little tramp and his friend have rushed there in search of gold but without success.l on the edge of l Instead they are hiding in small hut on the edge of a mountain during a snowstorm with nothing to eat.l pick off 摘掉、拔去、逐个的瞄准射杀l The insecticide might harm the flowers. Lets pick off the insects by hand. l keep to 不偏离、不离开； 遵守、遵循；忠于、信守 l It was an interesting experience as it was clear that he did not keep to a strict budget.为了寻找.在.的边缘 1.Unfortunately his father died, leaving the family even worse off.(1)leave + O +adj. (2)leave + O + v-ed (3)leave + O + v-ing (4)leave + O + 介词短语 His illness left him weak. You cant leave your homework unfinished before going to bed. What he said left me thinking deeply. The school left the class in the charge of Mr Yang. 1.If your hands are cold, _(就把手插进裤兜里。) He _(他把书摊开放在桌子) on the desk and went out. 2.These gloves will _(能让你的手暖暖的). 3.Dont _ outside in the rain（别让他在外面雨里等）.4. Im sorry. Ive _(让你久等了). 5. They _(touch). 他们没动早餐。 6 .She _ (闭着眼睛)and stayed where she was.keep them in the pockets.left his book open. keep your hands warm leave him waiting kept you waiting left the breakfast untouched kept her eyes shut 2.He made people laugh at a time when they felt depressed, so they could feel more content with their lives. at a time +when +定语从句 “在.的时候”At a time when I was a little boy, my mother used to tell me to be polite to others. World economy crisis broke out at a time when I was out of work. at a time还 可 以 表 示 “ 一 次 ” 。 注 意 它 和 once的 区 别 。at a time“ 一 次 ” ， 表 示 许 多 次 中 的 一 次 ； 而 once“ 一次 ” ， 表 示 只 有 一 次 。 3.He tries cutting and chewing the bottom of the shoes as if it were the finest steak. Then he picks out the lace of the shoe and eats it as if it were spaghetti.as if (as though)引导的方式状语从句或表语从句，若从句所述内容与事实相反，则用虚拟语；否则用陈述语气。表 示 与 现 在 事 实 相 反 的 愿 望 ：主 语 +as if(though) + 主 语 + 动 词 过 去 式 （ be 一 律 用 were）表 示 与 过 去 事 实 相 反 的 愿 望 ：主 语 + as if(though) + 主 语 + had done从 句 表 示 与 将 来 相 反 的 愿 望 ：主 语 +would could might 动 词 原 形 Dont handle the vase as if it _(be) made of steel. He talks about Rome as if he _(be) there before He learns English so hard as if he_ (go) to the U.S.A tomorrow. werehad beenwould go
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