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1、级作文开头句式My own experience tells me that In my opinion , we should attack more importance to As for my own idea about I believe As far as I am concerned , I plan to Personally , I prefer In my view , both sides are partly right in that But for me , I would rather My own point of view is that In conclu
2、sion , I support the statement that As regards me , I tend to choose 作文开头句式Some people like / prefer , while others are / feel inclined to There are different opinions among people as to Some believe whole hold Some people claim that is superior to Others , however , disagree with it .Some people be
3、lieve Others maintain Still others claim Some people suggest Others , however , hold the opposite opinion .On the one hand , people tend to On the other hand , they feel Some people argue that Others , in contrast , believe that On the contrary , there are people in favor of There are some people wh
4、o hold different opinions about 四级语法动词知识系动词说明：有些系动词又是实义动词，该动词表达实义时，有词义，可单独作谓语，例如：He fell ill yesterday.他昨天病了。(fell是系动词，后跟补足语，说明主语情况。)He fell off the ladder.他从梯子上摔下来。fell是实义动词，单独作谓语。1)状态系动词用来表示主语状态，只有be一词，例如：He is a teacher. 他是一名教师。(is与补足语一起说明主语的身份。)2)持续系动词用来表示主语继续或保持一种状况或态度，主要有keep, rest, remain, st
5、ay, lie, stand, 例如：He always kept silent at meeting. 他开会时总保持沉默。This matter rests a mystery. 此事仍是一个谜。3)表像系动词用来表示看起来像这一概念，主要有seem, appear, look, 例如：He looks tired. 他看起来很累。He seems (to be) very sad. 他看起来很伤心。4)感官系动词感官系动词主要有feel, smell, sound, taste, 例如：This kind of cloth feels very soft.这种布手感很软。This flo
6、wer smells very sweet.这朵花闻起来很香。5)变化系动词例如：He became mad after that. 自那之后，他疯了。6)终止系动词表示主语已终止动作，主要有prove, trun out, 表达证实，变成之意，例如：The rumor proved false. 这谣言证实有假。The search proved difficult. 搜查证实很难。His plan turned out a success. 他的计划终于成功了。(turn out表终止性结果)什么是助动词1)协助主要动词构成谓语动词词组的词叫助动词(Auxiliary Verb)。被协助的
7、动词称作主要动词(Main Verb)。助动词自身没有词义，不可单独使用，例如：He doesnt like English. 他不喜欢英语。(doesnt是助动词，无词义;like是主要动词，有词义)2) 助动词协助主要动词完成以下功用，可以用来：a. 表示时态，例如：He is singing. 他在唱歌。He has got married. 他已结婚。b. 表示语态，例如：He was sent to England. 他被派往英国。c. 构成疑问句，例如：Do you like college life? 你喜欢大学生活吗?Did you study English before you came here? 你来这儿之前学过英语吗?d. 与否定副词not合用，构成否定句，例如：I dont like him. 我不喜欢他。e. 加强语气，例如：He did know that. 他的确知道那件事。3) 最常用的助动词有：be, have, do, shall, will, should, would
