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注意 】 ① when和 while 均可引導(dǎo)時(shí)間狀語從句,意為“ 當(dāng) …… 時(shí)候 ” 。 when既可以引導(dǎo)延續(xù)性動詞,又可以引導(dǎo)短暫性動詞;而 while只能引導(dǎo)延續(xù)性動詞。 ② since 引導(dǎo)的時(shí)間狀語從句,表示 “ 自從 …… 以來 ” ,主句通常是一般現(xiàn)在時(shí)或現(xiàn)在完成時(shí),從句動詞通常用過去式。 ③ as soon as引導(dǎo)的時(shí)間狀語從句,表示 “ 一 …… 就 ……” ,該連詞所在的句子中,若主句是一般將來時(shí),從句要用一般現(xiàn)在時(shí)表將來。 (2)引導(dǎo)原因狀語從句的連詞: because, as, since等。 連詞 詞義 例句 because 因?yàn)? He didn’t go to school because he was ,因?yàn)樗×恕? since 既然 Since he says so, it must be ,那一定是真的。 as 因?yàn)? As I’m not at home, please leave a ,因?yàn)槲也辉诩摇? 連詞 詞義 例句 if 如果 If he has time tomorrow, he will e to the 時(shí)間,他會來參加會議。 unless 除非,如 果不 I always fet things easily unless I write them 事情記下來,否則我常常會忘記。 as long as 只要 As long as you work hard, you are sure to succeed one 你努力,總有一天你會成功的。 (3)引導(dǎo)條件狀語從句的連詞: if, unless, as long as等。 (4)引導(dǎo)比較狀語從句的連詞: as, than, as...as,not...so/as...as等。 連詞 詞義 例句 than 比 …… I’m more outgoing than my 。 as...as... 和 …… 一樣 He is as tall as 。 not so/ as...as 不如 …… I think math is not so easy as P. 。 (5)引導(dǎo)讓步狀語從句的連詞: though, although, even if,however, even though等。 連詞 詞義 用法 例句 though 雖然 引導(dǎo)讓步狀語從句時(shí),這些詞不能同時(shí)與 but連用 I have chicken for lunch,though I don’t like 然我不喜歡雞肉,但我午餐還是吃了。 although 盡管 Although it rained hard,he still went 下得很大,但他還是出去了。 even if/ even though 即使 Even though I have enough time, I don’t want to go there with 夠的時(shí)間,我也不想跟他去那里。 (6)引導(dǎo)目的狀語從句的連詞: so, so that, in order that, in case等。 連詞 詞義 例句 so that 以便,為了 They hurried so that they could get there on ,為的是能夠按時(shí)到達(dá)那里。 in order that 為了 He studies hard in order that he can go to a good 力學(xué)習(xí)為了上一個(gè)好大學(xué)。 (7)引導(dǎo)結(jié)果狀語從句的連詞: so...that, such...that等。 連詞 詞義 用法 例句 so... that... 如此 ……以至于 …… so修飾形容詞或副詞 She is so tired that she can’t go any ,不能再走了。 such...that... such修飾名詞;當(dāng)名詞前面有many, much,few或little(少 )修飾時(shí),應(yīng)用 so It’s such a fine day that many people go to the park for 么好,許多人都到公園里去玩。 八年真題 全練 連詞是近幾年菏澤中考的必考點(diǎn)。并列連詞主要考查其在句中的邏輯關(guān)系與意義,如表轉(zhuǎn)折、因果、并列、選擇關(guān)系的用法。其中對 but表轉(zhuǎn)折的用法考查較多。從屬連詞主要考查其在狀語從句中的運(yùn)用及辨析,常見的有 if或 unless引導(dǎo)的條件狀語從句; when, while, as soon as 引導(dǎo)的時(shí)間狀語從句。分析近幾年的中考題可看出,考查從屬連詞的情況較多,并列連詞的情況較少。復(fù)合并列連詞從未涉及。預(yù)計(jì) 2022年中考將涉及此部分的內(nèi)容。 考點(diǎn) 1 并列連詞 1. [2022菏澤, 27]Stephen Hawking can’t walk or even speak, __A__he has bee very successful. A. but B. and C. or D. then 2. [2022菏澤, 30]There goes the up, __B__ you’ll be late for class. A. and B. or C. so D. but 考點(diǎn) 2 從屬連詞 3. [2022菏澤, 24]Don’t e in A you are called. A. until B. because C. since 4. [2022菏澤, 25]__A__ the traffic was heavy yesterday, we got to the bus station on time. A. Although B. Unless C. Since 5. [2022菏澤, 34]__A__ you drive, you mustn’t drink wine at all. A. If B. Unless C. Though 6. [2022菏澤, 13]—When will you return the book to me? —I’ll give it to you __C__ I finish it. A. once B. until C. as soon as D. unless 7. [2022菏澤, 13]__C__ the children have fun,parents can take dance lessons on the beach. A. When B. If C. While D. Once 8. [2022菏澤, 9]Some of the students are nearsighted __C__ they spend too much time watching TV or playing online games. A. when B. though C. because D. unless 9. [2022菏澤, 32]We can easily bee unhappy__D__ we work out our problems in our daily life. A. after B. if C. until D. unless 10. [2022菏澤, 27]Mary spends a lot of money on clothes __B__ her family is not rich. A. because B. though C. if D. so 猜押預(yù)測 1. I only have two tickets for TFBOYS’ you ______he can go with me. A. Either; or B. Neither; nor C. Both; and 2. —I hear ____your grandma ______your grandpa like dancing in their free time. —Right, just as many old people do. A. both; and B. either; or C. neither; nor 3. I can ____swim you teach me how to swim and skate? A. not only; but also B. both; and C. neither; nor 4. Rules are helpful to us, ______we have to follow them. A. so B. but C. or A A C A5. I am really proud of my group ____we’re always discussing and sharing study secrets important the group work is! A. because B. though C. unless 6. I didn’t go to bed last night ____my parents came back. A. when B. after C. until 7. —Do you think ____Xiaoming can pass the high school entrance or not? —Sorry, I’ve no idea. A. that B. if C. whether 8. The girl is ______a nice girl ____we all want to help her. A. such; that B. too; to C. so; that A C C A 專項(xiàng) 6 數(shù) 詞 高頻考點(diǎn) 精講 考點(diǎn) 1 序數(shù)詞的構(gòu)成及用法 序數(shù)詞用于表示序列,常在基數(shù)詞后加- th構(gòu)成,一般在序數(shù)詞前加定冠詞 the。 基數(shù)詞變序數(shù)詞規(guī)律: 基數(shù)詞的形式 變序數(shù)詞的規(guī)則 例子 一般 在基數(shù)詞后加- th four→fourth 以- t結(jié)尾的 在基數(shù)詞后加- h eight→eighth 以- e結(jié)尾的 去 e再加- th nine→ninth 以- ve結(jié)尾的 改 ve為 f,再加- th five→fifth ;twelve→ twelfth 以- ty結(jié)尾的整十?dāng)?shù) 改 y為 ie,再加- th twenty→twentieth 20以上的兩位數(shù) 只變個(gè)位數(shù) thirty- one→ thirty- first 特殊變化 one→first ; two→second ; three→third (1)序數(shù)詞表示順序時(shí),其前一般情況下必須加 the,后接單數(shù)名詞。如: The first one is what I really 個(gè)是我真正需要的。 【 注意 】 在序數(shù)詞前冠詞和形容詞性物主代詞不可同時(shí)使用。 (2)表達(dá)日期 在表達(dá) “ 某月某日 ” 時(shí), “ 日 ” 要用序數(shù)詞。如: On February 12th= on 12th February 在 2月 12日。 (3)序數(shù)詞前也可以加不定冠詞,表示 “ 又一,再 ” 。如:We’ve tried it three we try it a fourth time?我們已經(jīng)試過三遍了。還必須再試一次嗎? (4)表達(dá)分?jǐn)?shù) 用數(shù)字表達(dá)分?jǐn)?shù)時(shí),分子用基數(shù)詞表示,分母用序數(shù)詞表示,當(dāng)分子大于 1時(shí),序數(shù)詞要用復(fù)數(shù)。即: “ 分子基,分母序;分子大于 1,分母加 s”。如: one fourth 四分之一; two fifths五分之二。 考點(diǎn) 2 概數(shù)詞 (具體數(shù)字+概數(shù)詞+名詞復(fù)數(shù) ) hundred, thousand, million等數(shù)詞與具體的數(shù)字 one,two...或 several, some, many等詞連用,其后不加 s。如:several million people 數(shù)百萬人; two thousand teachers 兩千位老師。 2.表示不確切的數(shù)字 (概數(shù)詞加 s+ of+名詞復(fù)數(shù) ) hundred, thousand, million等詞與 of連用,其后加 s,但前面不能再加數(shù)字。如: hundreds of books 幾百本書;thousands of workers 幾千名工人。 考點(diǎn) 3 分?jǐn)?shù)、小數(shù)及百分?jǐn)?shù) ,分母用序數(shù)詞表示,當(dāng)分子大于 1時(shí),序數(shù)詞要用復(fù)數(shù)。 1/2→a/one half ;1/3→a/one third ; 1/4→a/one fourth 或 a/one quarter;2/5→two fifths 。 2.小數(shù)是以基數(shù)詞加小數(shù)點(diǎn)表示,小數(shù)點(diǎn)前面的數(shù)按基數(shù)詞的規(guī)則讀,小數(shù)點(diǎn)后面的數(shù)按