大學(xué)英語四級(jí)閱讀

1、是非型是非型詞句題詞句題n單詞釋義n在有生僻詞出現(xiàn)時(shí)，作者往往在上下文，尤其在下文進(jìn)一步進(jìn)行解釋或下定義，或用一個(gè)較簡(jiǎn)單的單詞來代替該詞。例如：John is always punctual, that is, every day he comes here on time.n單句解釋：句子有多重意思，最接近上下文觀點(diǎn)者為勝；句子非常長(zhǎng)，要用主謂分離的方法去分析。na. 先弄清文章的主題，將文章主題同要求理解的句子內(nèi)容聯(lián)系起來，并參考上下文的內(nèi)容恰當(dāng)?shù)剡M(jìn)行推理。nb. 可以通過篇章知識(shí)和連接詞來根據(jù)上下文進(jìn)行推斷，如on the contrary表示下面一句話和上面的意思相反；however,

2、 but, although表示轉(zhuǎn)折；furthermore, not onlybut also表示遞進(jìn)；hence, as a result, therefore、so等表示對(duì)上文的歸納、總結(jié)，或者是上文提到內(nèi)容引起的后果。nc. 通過句子中的代詞(如it ,they ,those ,this ,he ,she等)的指代關(guān)系及句子的時(shí)態(tài)等，將該句子內(nèi)容與上下句聯(lián)系起來，對(duì)理解句子會(huì)有很大的幫助。nd. 如果句子很長(zhǎng)，就要對(duì)句子進(jìn)行結(jié)構(gòu)分析。先去掉介詞短語、定語從句，搞清主謂，然后再把這些東西加回去。比較舉例上下文中的比較和舉例，能揭示比較物或列舉物之間的共性，我們可根據(jù)這些共性來推知有關(guān)詞語

3、的意思。例：nThe consequences of epochal events such as wars and great scientific discoveries are not confined to a small geographical area. nDoctors believe that smoking cigarettes is detrimental to your health. They also regard drinking as harmful. n例：Under a system deployed on the White House Web site

4、for the first time last time, those who want to send a message to President Bush must now navigate as many as nine Web pages and fill out a detailed form that starts by asking whether the message sender supports White House policy or differs with it. DNA analysis has been so successfully applied in criminal investigations that the media coverage has le