英語(yǔ)四級(jí)語(yǔ)法知識(shí)教程匯總和更新

1.概念:限制性定語(yǔ)從句:限制性定語(yǔ)從句與先行詞之間的關(guān)系比較密切，對(duì)所修飾的先行詞起修飾限制作用，如果去掉，會(huì)影響句子的主要意思的完... [查看全文]

當(dāng)關(guān)系代詞在定語(yǔ)從句中作介詞賓語(yǔ)時(shí)，我們通常用介詞+關(guān)系代詞引導(dǎo)定語(yǔ)從句；如果指人，用介詞+whom，如果指物，用介詞+ which。介詞與關(guān)... [查看全文]

1. as引導(dǎo)的非限制性定語(yǔ)從句as有時(shí)作關(guān)系代詞，代替整個(gè)主句，對(duì)其進(jìn)行說(shuō)明但as也回用于固定搭配，像as we all know, as it is kn... [查看全文]

1)Whoever spits in public will be punished here.(Whoever 可以用anyone who 代替)2)The parents will use what they have to send their son to technical school.(what 可以用all that代替) [查看全文]

a)　在there be 句型中，只用that，不用which。b)　在不定代詞，如：anything, nothing, the one, all, much, few, any, little... [查看全文]

請(qǐng)看這道題，這個(gè)until 后要接過(guò)去分詞嗎?He is a man of few words, and seldom speaks until _________ to.A. spoken B.... [查看全文]

1. 主要用來(lái)表示根據(jù)某學(xué)說(shuō)、某書刊、某文件、某人所說(shuō)等或表示按照某法律、某規(guī)定、某慣例、某情況等：According to the timetable, ... [查看全文]

1. had better的基本用法特點(diǎn)其意為最好、應(yīng)該，后接動(dòng)詞原形，與情態(tài)動(dòng)詞should用法相似，其中的had通?？s略為'd。如：You'd b... [查看全文]

1.enough做形容詞，表示足夠的，足夠量的，通常與for連用。如：They had enough cash for a one-way ticket.他們有足夠的現(xiàn)金買一張... [查看全文]

1.enjoy表示享受…的樂(lè)趣，如：He was a guy who enjoyed life to the full.他是個(gè)盡情享受生活樂(lè)趣的人。2.enjoy表示享有，如：T... [查看全文]