外研8下Module 5 ◆◆知识点 1 let’s = let us (not)do sth 让我们做（不做）某事 类似的make sb do sth Let’s 包括讲话者在内 变反意疑问句时用shall we Let’s try it again . Let us 不包括讲话者在内 变反意疑问句时用will you Let us do it by ourselves 2 through across cross Through Prep 意为“通过，经过”，表示动作是在某一物体的内部空间进行的，如穿过森林，窗户等 Across Prep 意为“横过，穿过”，表示动作是在物体的表面上进行的，从一端到另一端，如过河，过桥，过马路等 Cross V 意为“穿过，越过，渡过”相当于go across Eg : The river runs through the city . Go across the bridge ,and you’ll find the park . The old man is crossing the road . 3 keep (on)doing sth keep sb doing sth keep sb /sth from doing sth keep sb (宾语补足语) Keep (on)doing sth “不断做某事，反复做某事”，表示持续不断地做某事 Eg :She kept working all day . Keep sb doing sth “让某人做某事”，keep 在这里有“使....... 处于某状态” Eg :I keep them waiting at the gate . Keep sb /sth from doing sth = stop sb /sth (from)doing sth 阻止某人做某事 Eg :I always keep my father from smoking . 4 would you mind doing sth /sth 你介意做某事、某事吗？ mind v 介词 ；反对 Not at all / I’m sorry ,but I do . Mind n “思想，想法，头脑，智力” Eg : change one’s mind make up one’s mind to do sth 5 both and either or neither nor as well as both A and B 两者都，谓语动词用复数 Eg :Both my brother and my sister like English . either A or B 两者之中的任一个，谓语动词遵守就近原则。 Eg :Either my brother or my sister likes English . neither A nor B 两者都不，谓语动词遵守就近原则。 Eg :Neither my brother nor my sister is a student . as well as 既......又...... ,不但...... 而且.... 强调的重点在前者，翻译时物译后者，再译前者 Eg : She speaks Spanish as well as English and French . 6 experience v 经历 n 经历 （可数名词） 经验，体验 （不可数名词） Lesson n 经验，教训 （可数名词） Eg : It’s a pleasant experience to have a picnic with friends . He is a man of great experience . 7 can’t help doing sth / can’t help to do sth Can’t help doing sth “禁不住做某事，情不自禁做某事” Can’t help to do sth “不能帮助做某事” Eg :She couldn’t help smiling . Eg :She can’t help (to)do the housework . 8 expect = look forward to 期待，盼望后接名词，代词或动词不定式 Eg : He is expecting her letter . She expects to go there next week . He expected her to go with him . 9 one’s own + 名词 a/an 名词+of one’s own 某人自已的 Eg : That’s her own idea .= That’s an idea of her own . 10 in the 1980s = in the 1980’s 在20世纪80年代 ◆◆语法专项 一般现在时，一般过去时与现在完成时的区别 1 概念不同 一般现在时表示主语经常性和习惯性动作或存在的状态，也表示说话者的能力及自然现象。一般过去时表示过去某个时间发生的事，存在的状态或经常性发生的动作。说话的侧重点只在于陈述一件过去的事情，不强调对“现在”产生的影响。现在完成时表示动作发生在过去，对现在造成了影响或产生了结果，不与表示过去的时间状语连用。 She often does her homework in the evening . He visited Guilin in 1998. Jill has bought a new computer. 2 构成方式不同 一般现在时中谓语动词的构成有以下三种情况 ... ...
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