雅思听力考试常见考点词
1. account for 解释
How do you account for it?
2. after all 到底
A: I’ve just seen the X-rays and your teeth look just fine.
B: I see. Then there is nothing to worry about after all。

3. allergic to 对|……过敏
Oh man! Something in this room is making my eyes itch. I must be allergic to something。
4. at sb’s service 愿为某人服务
I am at your service at any time。
5. around the clock 24小时不停
Martha studied around the clock for management exam。
6. as far as I know 就我所知
15,at home with 对......很熟悉
She is at home with problems like this。
7. back out
1) 退出
A: Wasn’t Bert supposed to sing tonight?
B: Yes. but he backed out at last minute