When the bank teller counted the money in her drawer, she came up ten dollars short. 当银行出纳数她抽屉里的钱的时候，她发现少了十美元。
come up 发生
I expect something to come up soon.
我预料很快就要出事的。
teller.(银行）出纳员
short;adj,短少的
The company president has a local tailor make all her suits to order.
这位公司的总裁有一位当地的裁缝专门为她做套装。
have sb do sth是省略了to的动词不定式，固定搭配，就像let sb (to) do sth.这样。
make sth to order 专门生产、定做
---讲解者：cjxd01t wenong 查看更多详解》》》
The automobile company decided to bring its new models out a month earlier than usual.
这家汽车公司决定比平时提前一个月推出新型号。
decided to 决定做...
I decided to visit my friend in the next week.
bring out 取出，生产，推广，
The author has brought out another new book.
adj的比较�+than,比...更...
In the game,she played much better than her brother.
If we don't leave on the double, we'll miss the start of the soccer game.
如果我们不马上出发，我们会错过球赛开场。
on the double: 赶紧, 跑步走, 迅速地
You have to walk on the double, or you may miss the train.
我们必须快点走，否则就赶不上火车了．
Thanks to the firemen, the fire was put out on the double.
多亏了消防队员们, 失火被迅速地扑灭了．
If you walk at a snail's pace, we'll never get there on time.
如果你这么慢吞吞的走，我们肯定不能按时到那儿。
词组:
1 at a snail's pace: 非常缓慢地, 慢的象蜗牛
do sth at a snail's pace: 以极慢的速度做某事
He does anything at at a snail's pace.He is really a slowcoach.
他做什么事情都慢吞吞地. 真是个名副其实的慢性子.
2 on time: 及时, 按时
Any diseases must be treated on time,or they wil become worse.
任何疾病都必须得到及时的治疗, 否则就加重．
We have to take taxi in order to be at airport on time.
为了及时赶到机场，我们必须乘出租车．
The hikers sat tight in a mountaintop cave while a strong storm swept through the area. 当暴风雪扫过这个地区的时候，远足者们在山顶的一个山洞中静观其变。
语法：
复合句(主句+从句)
The hikers sat tight in a mountaintop cave(主句)
while a strong storm swept through the area.(时间状语从句)
词组:
1.sit tight: 不动, 耐心等待, 静待事态的发展
Mr. Zhang is going to study in
张先生将去美国留学．一切都准备好了。但签证批准以前, 他必须耐心等待．
Due to the tsunami in 2006, lots of foreigners sat tight at airports in Tailand for sevral days.
由于海啸, 很多外国人不得不在泰国各机场耽搁几天, 耐心等待安排。
2 sweep through: 横扫, 席卷, 传遍
The hurricane often sweeps through
飓风经常席卷加利福尼亚．
Hundreds of people became homeless as flood swept through．
因为洪水遍流，几百人变得无家可归。
You should think carefully before you speak. Your constant questions are trying my patience.
你说话之前应该仔细想想。你那些连续不断的问题正在考验我的耐心。
constant: 不停的, 接连不断的,持续的；固定的, 不变的, 忠诚的, 忠贞不渝的
It is one of the luckiest things in the world to have a constant friend for ever.
能有一个一生都忠实于你的朋友是世间最幸运的事情之一．
There have been constant quarrels between the couple.
一直以来这对夫妻总是争吵不断．
try: 试图, 努力, 尝试, 试行, 试验, 试用
be trying: (现在进行时) 正在考验(试图, 努力, 尝试, 试行)
He is trying his best to pass the exam.
为了通过考试，他正全力以赴(地学习).
Try to give up smoking! It is harmful to your health.
努力戒烟吧! 吸烟有害健康!
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