第55句：

The problem for me was that there were no symptoms;it seemed to have sneaked up on me.

六级词汇讲解:
sneak up为美国理语，意为“悄悄爬上来;鬼鬼祟祟地行事”。如:
sneak up behind; you scared me。不要突然在我后面出现，你吓坏我了。在口语中，理语是很常见的，但是理语又是很多考生的弱项，这就要求考生在平时的学习中注意收集一些常用理语。

六级考点归纳：
比较常见的俚语有:
1. go up in smoke意为“成为泡影”。如:
Petex's vacation platxs went up in smoke when a crisis arose in the office.
办公室里出了问题，彼得的假期泡汤了。

2. come again意为“再说一遍”。如:
Come again? I didn't quite understand what you said.
再说一遍好呜?你刚才说的话我不太明白。

3. spill the bans意为“泄露秘密”。如:
Don't spill the beans. It's supposed to be a secret.
别说漏T嘴，这可是个秘密哦!

4. in hot water意为“有麻烦”。如:
He is in hot water with his girlfriend recently.
最近他跟女友的关系有点僵。

5. go with the flow意为“随从大家的意见”。如:
Sharon is an easy-going person. She always goes with the flow.
莎伦是个随和的人。她总是听大家的意见。

6. get the ball rolling意为“开始”。如:
Let's get the ball rolling，
我们开始吧。

7. get one's feet wet意为“参与;开始做”。如:
It's not good to concentrate all your efforts on just writing. You should get your feet wet and try painting or dancing.
光把时间用在写作上对你不好。你应该尝试一下绘画或舞蹈。