VOA慢速英语:First Presidential Debate Centers on Economic Concerns

短语讲解：

1. But he admitted a lot remains to be done.

a lot 大量
例句：They helped me a lot.
他们帮了我不少。

2. I'm not looking for a five-trillion-dollar tax cut.

look for 寻找
例句：I plan to look for the mushroom. 
我打算去找蘑菇。

3. So there's no economist can say Mitt Romney's tax plan adds five trillion dollars if I say I will not add to the deficit with my tax plan.

add to 增加
例句：Their tenderness and sorrow must add to her distress. 
她们的体贴和伤心会增加她的苦恼。 

4. "The fact is, if you are lowering the rates the way you described, Governor, then it is not possible to come up with enough deductions and loopholes that only affect high-income individuals to avoid either raising the deficit or burdening the middle class."

come up with 赶上
例句：Slow down a bit and let me come up with you. 
跑慢一点让我赶上吧。 

5.  But it was families who worried about going bankrupt if they got sick

worry about 担心
例句：Don't worry about being late. It's fine. 
别为迟到担心了 没有关系。