趙勇權(quán)
摘 要:本文重在探討如何針對中職生英語基礎差,句法結(jié)構(gòu)知識貧乏,又不降低《課標》要求,講授動詞不定式、動名詞、現(xiàn)在分詞和過去分詞這四種非謂語動詞的用法,力求淺顯易懂,逐步達到既讓學生初步掌握非謂語動詞的基本用法,又不讓學生陷入語法教學的泥沼而對學習職高英語產(chǎn)生畏懼心理。
關鍵詞:中職英語 非謂語動詞 基礎語法
中圖分類號:G718 文獻標識碼:C 文章編號:1672-1578(2018)09-0242-02
眾所周知,語法教學一直是英語教學的基礎組成部分。但是它曾一度是落后教學方法的代名詞,老師怕語法,學生厭語法。中職英語教學把主要精力都投入到培養(yǎng)中職生在職場英語中的聽、說、讀、寫能力,即英語交際能力,而忽視了學生應用基本語法知識準確表情達意的能力,造成學生句法結(jié)構(gòu)知識貧乏,遣詞造句漏洞百出,句子語病太多,中式英語滿天飛,甚至鬧出很多笑話。因此,中職英語在加強聽、說、讀、寫能力訓練的同時,必須適時切入語法教學。語法教學任務重,過程枯燥而又漫長,其中非謂語動詞的教學是難點。從我省近十年對口升學考試統(tǒng)計來看,非謂語動詞一直是必考考點之一,也是學生必須掌握的基本語法知識。我們中職生由于英語底子薄,英語文化知識水平有限,見到這種考題往往束手無策。動詞不定式、動名詞、現(xiàn)在分詞和過去分詞是非謂語動詞常見的四種基本形式。我們中職生只需掌握四種非謂語動詞作主語、表語、定語、賓語或狀語的基本形態(tài)及其要義。
什么是非謂語動詞呢?非謂語動詞即在句子中充當除謂語以外的句子成分的動詞。它有四種基本形式:動詞不等式、動名詞、現(xiàn)在分詞和過去分詞。非謂語動詞沒有人稱和單復數(shù)形式的變化,但是有時態(tài)和語態(tài)的變化。筆者長期從事中職英語高三升學班的教學工作,中職高考考點有關非謂語動詞用法的相關題型常常分布于單項選擇、看圖識文、閱讀理解、英漢互譯以及書面表達之中,要做好非謂語動詞相關測試題,就必須從句子結(jié)構(gòu)和邏輯主語兩個角度,并聯(lián)系上下文語境綜合加以考慮。另外就非謂語動詞的時態(tài)和語態(tài)變化,針對我們中職生可以不作過度要求。
1 動詞不定式的用法
動詞不定式的肯定式由“to+動詞原形”構(gòu)成,如:to be, to do, to say等。動詞不定式的否定式形式為“not +to +動詞原形”,有時也用“never+to+動詞原形”。表示強調(diào)動詞不定式大都含有要做而還未做的意思。因為動詞不定式仍保留動詞固有的一些特征,所以它可以帶自己的賓語和狀語等。動詞不定式與其所帶賓語或狀語構(gòu)成不定式短語,如to give up smoking, to go shopping, to wait in line等。動詞不定式或動詞不定式短語作為句子的重要組成部分,可以作主語、賓語、賓語補足語、表語、定語和狀語。
1.1 動詞不定式作主語
動詞不定式或不定式短語作主語時,通??醋鲉螖?shù)形式,同時動詞不定式作主語時,也可以借 it作形式主語,而將真正主語的動詞不定式后置,這樣避免了句子的頭重腳輕,如:
a. To go there on foot is very difficult .
b. It is our duty to take good care of school things.
c. It took some students three days to fix the computer.
1.2 動詞不定式作賓語
動詞不定式作賓語情況較為復雜,有些動詞之后只跟不定式作賓語。如:ask、pretend、wait、manage、decide、plan、seem、wish、hope、promise、refuse、expect、happen. 筆者總結(jié)一口訣可以幫助學生較快記住: 同意提出作計劃,要求答應來幫忙,準備決定遭拒絕,敢于選擇有希望,不能做到莫假裝,設法做成決心強,如:
a. I want each student to keep everything clean and tidy.
b. Can you explain how to work out the problem?
有些動詞如 find ,think等借it作形式賓語,而把真正作賓語的動詞不定式后置。如:Some kids find it not easy to learn English well.
1.3 動詞不定式作賓語補足語
動詞不定式作賓語補足語,補充說明賓語,如:
a. Mr Green expected us to arrive on time.
b. Please tell him not to stay up too late.
1.4 動詞不定式作表語
動詞不定式位于系動詞be, seem等之后充當表語,如:
a. My dream is to be a good teacher.
b. It seems to rain heavily very soon.
1.5 動詞不定式作定語
動詞不定式作定語通常要放在被修飾詞之后,如果動詞不定式是不及物動詞,后面應有相關的介詞,如:
a. We have a lot of jobs to these days.
b. She is looking for a bench to sit on.
c. I am the first to come to school every day.
d. She's the only girl to dress up in the party.
1.6 動詞不定式作狀語
動詞不定式在句子中可以作目的狀語,結(jié)果狀語,原因狀語等等,如:
a. I come here only to see you off.
b. We looked for the whole room to find nothing.
c. I'm sorry to hear that you fell off the bike.
2 動名詞的用法
動名詞即在動詞之后加-ing 形式。由于動名詞具有名詞的一些特征,所以動名詞在句子中可以作主語、賓語和表語。
2.1 動名詞作主語
動名詞作主語時一般看作單數(shù)形式,有時為了避免句子頭重腳輕,也可以用 it 作形式主語,而把動名詞作主語放在后面,如:
a. Reading is a good habit for us.
b. It's no use staying at home all the time.
c. Seeing is believing.
d. There is no sense doing so.
2.2 動名詞作賓語
動名詞常放在動詞或介詞之后構(gòu)成動賓短語或介賓短語。有些動詞之后只跟動名詞作賓語,如:enjoy、avoid delay、finish、 imagine、stand、keep、mind、miss、 practise、risk等等。有些形容詞之后也常跟動名詞,如:be busy, be worth等等,如:
a. We can finish learning unit Two in a week.
b. They can't help laughing out.
c. The concert was worth listening to.
d. Students should give up smoking and gambling.
e. I cant stand standing here for such a long time.
2.3 動名詞作賓表語
動名詞常常放在系動詞之后構(gòu)成表語,表示一個具體的動作,如:
a. A mother's job is washing ,cleaning and taking of her kids.
b. What I dreamed of was staying with you for ever.
3 現(xiàn)在分詞v - ing 的用法
現(xiàn)在分詞在句子中常作形容詞和副詞來使用。現(xiàn)在分詞包含主動的意思并且表示動作正在進行,它在句子中常作定語、表語、賓語補足語和狀語。
3.1 現(xiàn)在分詞作定語
現(xiàn)在分詞常放在被修飾詞的前面,現(xiàn)在分詞短語作定語時,一般放在被修飾詞之后,如:
a. She is watching an exciting movie.
b. Do you know the engineer standing next to Tom?
3.2 現(xiàn)在分詞作表語
現(xiàn)在分詞作表語表示主語的性質(zhì)和特征,如:
a. Their job is building some houses .
b. Travelling is interesting but tiring .
3.3 現(xiàn)在分詞作賓語補足語
現(xiàn)在分詞通常放在感官動詞(see、hear、watch、notice、listen to、smell、fell....)之后作賓語補足語,表示動作的連續(xù)性和進行性,如:
a. He heard a girl singing nearby.
b. Don't keep them waiting for you too much time.
3.4 現(xiàn)在分詞作狀語
現(xiàn)在分詞作狀語可以表示時間、條件、原因、伴隨或方式及結(jié)果,分詞與句中主語是主動關系,如:
a. Looking out of the window, I saw some workers building a workshop.
b. Studying hard, you will pass the exam in the end.
c. Not knowing how to work it out, she asked her teacher for the problem.
d. Miss Song sings very well, making herself popular with many people in China.
e. Singing pop songs ,some kids are walking toward their primary school.
4 過去分詞的用法
過去分詞通常表示已完成的或被動的含義,在句子中可以作定語,表語、賓語補足句或狀語,通常和句子中的主語構(gòu)成被動關系,如:
a. The guests invited to the meeting were mostly from Germany.
b. The old woman was very excited at the good news.
c. After supper he found his room broken into and some things stolen.
d. Seen from the hill, the city appeared very wonderful and magnificent.
在中職英語教學中,針對非謂語動詞的教學,筆者認為一定要選取一些難易適中又非常典型的語言資料,最好是列舉一些生動有趣,淺顯易懂的語句來展示非謂語動詞在語句中的用法。立足中職英語教學的基本特點,狠抓基礎,立足長遠。既要讓學生很好地感知和掌握非謂語動詞的基本用法,又不要讓學生陷入語法教學的泥沼,而退縮不前。注重語法教學的有效性,讓學生循序漸進,逐步領悟非謂語動詞句法功能的奧妙。