为什么I‘m typing the letter 前要用am? 实义动词前不用是要用do,doe...

1：因为I 后面跟be动词，包括（am,was)do,does ，did的用法是代替实义动词的，用在疑问或者否定句中,类似小帮手 如：i love you, do i love you, i do not love you.

谓语动词:should/would(情态动词) + 动词原形 eg. I wish I should have a chance again. 我希望我还能有一次这样的机会。(事实:很难再有这样的机会了) (注:if only引导的感叹句和as if/as though引导的状语从句也有相同用法)目的状语从句 1、在for fear that,in case,lest引导的从句中,若用虚拟语气时,...

1、一般现在时: 主语+do/does(现在分词)eg：We clean the room every day.2、一般过去时: 主语+did eg：We cleaned the room just now.3、现在进行时: 主语+am/is/are doing eg：We are cleaning the room now.4、过去进行时: was/were doing eg：We were cheaning the room at 5:00...

i am very interested in the production artist position advertised in the beijing youth daily on wednesday, july 30, XX. with more than 3 years of experience in a variety of graphics production positions, i feel that i would be an excellent candidate. my resume is enclosed summarizing where m...

英语翻译，是指用英语来表达另一种语言或用另一种语言表达英语的语言之间互相表达的活动。英语翻译既包括中译英、英译中，同时也包括英韩互译、日英互译以及英语和其它语种的互译。翻译是在准确（信）、通顺（达）、优美（雅）的基础上，把一种语言信息转变成另一种语言信息的行为。翻译是将一种相对...