重點(diǎn)講解：
1. put on
上演；舉辦；展出；
eg. We put it on and everybody said 'Oh it's a brilliant production'.
我們把它搬上舞臺(tái)，大家都說：“噢，真是一部了不起的作品。”
eg. The play will be put on sometime next week.
這個(gè)劇將在下周的某個(gè)時(shí)間上演。
2. can't afford to do sth.
承受不起；買不起；
eg. That family is so poor they can't afford to buy food.
那家人窮得連吃的東西都買不起。
eg. We couldn't afford to buy a new rug.
我們買不起新的小地毯。
3. a waste of
浪費(fèi)，白費(fèi)；
eg. It's a waste of money betting on that old nag!
把賭金壓在那匹老馬上就是白扔錢！
eg. It's only a waste of time to speak to her.
和她說話純粹是浪費(fèi)時(shí)間。
4. invest in
投資；
eg. Companies need to aggressively invest in this future or risk irrelevance.
企業(yè)必須積極地針對(duì)未來的移動(dòng)化趨勢(shì)進(jìn)行投資，否則就會(huì)面臨被邊緣化的風(fēng)險(xiǎn)。
eg. Our society must invest in parental education, prenatal care and preschool.
社會(huì)需要對(duì)父母教育、產(chǎn)前護(hù)理和學(xué)前教育加大投資。
5. write in
（美國(guó)選舉中）在選票上加寫（非候選人的姓名）；
eg. I think I'll write in Pat Wilson.
我想我要在選票上加寫上帕特·威爾遜。
eg. I'm going to write him in on my ballot next year.
明年我要在我的選票上寫上他的名字。