3.我想为我儿子买两瓶牛奶99xinxi.net。 [误]I want to buy two bottle of milk for my son. [正]I want to buy two bottles of milk for my son. [析]表示不可数名词的数量时,常用“a/an或数词+表量的可数名词+of+不可数名词”这一结构,其中当数词大于1时,表量的可数名词要用其复数形式。 [第二类]动词类 4.你妹妹通常什么时候去上学? [误]What time does your sister usually goes to school? [正]What time does your sister usually go to school? [析]借助助动词do(或does)构成疑问句或否定句时,句中的谓语动词用其原形。 5.琳达晚上经常做作业,但今晚她在看电视9~9~信~息~网。 [误]Linda often do her homework in the evening,but this evening shewatching TV. [正]Linda often does her homework in the evening,but this evening sheis watching TV. [析]在初一英语学习阶段,我们接触到了两种主要时态:一般现在时和现在进行时。一般现在时表示经常的或习惯性的动作,常和often,usually,sometimes等时间状语连用。在一般现在时的句子中,若主语是第三人称单数,谓语动词要用其第三人称单数形式www.99xinxi.net99信息网。现在进行时表示现阶段正在进行或发生的动作,现在进行时由be(am/is/are)+ving形式构成。 6.这双鞋是红色的。 [误]This pair of shoes are red. [正]This pair of shoes is red. [析]在shoes,trousers,gloves,glasses等表示成双成对的衣物或工具名词前用pair(表计量)修饰时,谓语动词的形式由pair的单复数形式来决定9~9~x~i~n~x~i~n~e~t。 [第三类]代词类 7.这张票是她的,不是我的。 [误]This is hers ticket.It’s not my. [正]This is her ticket.It’s not mine. [析]物主代词有形容词性物主代词和名词性物主代词之分。形容词性物主代词之后一定要接名词,而名词性物主代词之后不需接任何词www.99xinxi.net。 8.吴老师教我们英语。 [误]Miss Wu teaches our English. [正]Miss Wu teaches us English. [析]teach sb.sth..中的sb.作teach的宾语,因此当sb.为人称代词时要用其宾格形式。