謂語(yǔ)動(dòng)詞構(gòu)成：I am =I’m working , she/he/it is = he’s等 working

, We/you/they are =We’re等working

(1) 表示說(shuō)話時(shí)正在進(jìn)行或發(fā)生的動(dòng)作

Please don’t make so much noise, I’m writing a composition.

不要吵鬧,我正在寫(xiě)作文.

Let’s set off, it isn’t raining now.咱們出發(fā)把,現(xiàn)在天不下雨了.

(2) 有時(shí)通過(guò)上下問(wèn)可以判斷出應(yīng)采用何種時(shí)態(tài)

Its four o’clock in the afternoon, the children are playing football on the sports ground.現(xiàn)在是下午4點(diǎn),孩子們?cè)诓賵?chǎng)上踢足球.

(3) 表示現(xiàn)階段正在進(jìn)行而說(shuō)話時(shí)不一定在進(jìn)行的動(dòng)作

We are working in a factory these days.這幾天我們?cè)谝患夜S工作.

They are compiling a dictionary.他們?cè)诰幰槐驹~典.

(4) 在口語(yǔ)中表示主語(yǔ)計(jì)劃將要做的動(dòng)作

They are leaving for New York tomorrow.明天他們將要?jiǎng)由砬巴~約.

(5) 現(xiàn)在進(jìn)行時(shí)與always等副詞連用時(shí)帶有感情色彩

He’s always quarrelling with others.他老喜歡跟別人吵架.

She is constantly worrying about her son’s health. 她不停地為她兒子的健康擔(dān)心著.

The boy is forever asking questions.那個(gè)男孩老是提問(wèn)問(wèn)題.

(6) 有的現(xiàn)在進(jìn)行時(shí)句子和一般現(xiàn)在時(shí)同義。用現(xiàn)在進(jìn)行時(shí)表示問(wèn)者的關(guān)切心情

How are you feeling today? 你今天感覺(jué)如何?

I am looking forward to your next visit.我盼望你下次再來(lái).

Why are you looking so sad? 為什么你看起來(lái)這么愁眉苦臉的樣子呢?

(7) 有的動(dòng)詞用于現(xiàn)在進(jìn)行時(shí)表示“逐漸”的含義

Our study is becoming more interesting. 我們的學(xué)習(xí)變得越來(lái)越有趣了.

The leaves are turning red. 樹(shù)葉漸漸地變紅了.

Wait a moment， I am finishing my supper. 等一會(huì)兒，我的晚飯就要吃完了.

(8) “be”動(dòng)詞的現(xiàn)在進(jìn)行時(shí)。“be”動(dòng)詞用于現(xiàn)在進(jìn)行時(shí)表示說(shuō)話者認(rèn)為是短暫的、和平常不一樣的、甚至是偽裝的.

He is being foolish. 他在裝傻.

He is being honest. 他表現(xiàn)得特別老實(shí).

I can’t understand why he is being so selfish.我不明白此時(shí)他為何如此自私.