1. get down to: to finally start doing something, especially work, after you have been avoiding doing it or after something has prevented you from doing it

例：

Come on Sam—it's time you got down to some homework. （山姆，趕緊的，該開(kāi)始做作業(yè)了。）

It's time to stop delaying and get down to work. （別拖拖拉拉了，開(kāi)始做事吧。）

get down to to doing something

When the summer comes, we must get down to painting the outside of the house. （夏天一來(lái)，我們就要把房子外墻漆一下了。）

get down to business

OK, can everyone take a seat now, and we'll get down to business. （好了，大家都就座吧，我們開(kāi)始談?wù)?。?/span>

?

2. start on: to start a piece of work that will take a fairly long time

例：

The exam was almost over and I hadn't even started on question 3. （考試都快結(jié)束了，我還沒(méi)開(kāi)始做第三道題。）

It was time to start on all those little jobs around the house that he'd been putting off. （房子周?chē)哪切┈嵥榛顑涸缭摳闪?，他一直拖著不干，現(xiàn)在是時(shí)候開(kāi)始干了。）

We can't start on the building work until planning permission comes through. （建筑許可證沒(méi)批下來(lái)，就不能動(dòng)工。）

?

3. set about: to start a long and fairly difficult piece of work, especially in an energetic and determined way

例：

They set about creating a new Web site. （他們開(kāi)始建一個(gè)新的網(wǎng)站。）

Philip set about the task with a great deal of energy and enthusiasm. （菲利普滿懷熱情地開(kāi)始做事。）

set about doing something

If there is a serious problem, it's far better to admit it and set about tackling it. （如果出了大問(wèn)題，與其回避，不如承認(rèn)問(wèn)題所在并著手處理。）

?

4. set :

例：

We have no idea what set her crying? （我們都不知道她怎么就哭起來(lái)了。）

Her question set me to wondering if I had made the right decision. （她問(wèn)的這個(gè)問(wèn)題，讓我反思自己的決定是否正確。）

Sources say that the governor has set the wheels in motion for a run for the presidency. （有消息表明，這個(gè)州長(zhǎng)已經(jīng)開(kāi)始準(zhǔn)備競(jìng)選總統(tǒng)了。）

Why don't we set to work really early, and try to get it finished in one day? （我們不如早點(diǎn)開(kāi)始工作，好在一天內(nèi)做完。）

Workmen had already set to work to clear the fallen trees. （工人已經(jīng)開(kāi)始清理倒下的樹(shù)木了。）

?

5. settle down to: to start doing something after a delay or interruption that has stopped you giving it your full attention

例：

After lunch the children settled down to finish their homework. （午飯過(guò)后，孩子們開(kāi)始做作業(yè)。）

I sorted out my mail, and then settled down to some serious work. （我把信件整理好，然后開(kāi)始做正經(jīng)事。）

settle down to doing something

It was two o'clock before I could finally settle down to writing the next chapter. （我2:00才開(kāi)始寫(xiě)下一段。）

注：這個(gè)詞組后接動(dòng)詞原形或ing形式都可以。

?

6. launch into: to suddenly start doing something

例：

Don't just launch into exercise without warming up first. （做運(yùn)動(dòng)前一定要先熱身。）

?

7. put something?on: to?start?cooking?something 開(kāi)始煮

例：

Shall?I?put?the?pasta?on?now? （我現(xiàn)在可以開(kāi)始煮意面了嗎？）

?

8. come to/grow to/get to: to gradually start to like, fear, expect etc. something over a period of time

例：

At first I thought he was a bit strange, but I grew to like and respect him over the years. （一開(kāi)始，我覺(jué)得他有點(diǎn)奇怪，但這么多年相處下來(lái)，我逐漸開(kāi)始喜歡他、敬仰他了。）