1. Give us a bell. 给我打电话。

This simply means “call me.” You often hear people use the word “us” to mean “me.”e.g. Im busy at the moment， but you can give us a bell tomorrow morning.

2. doddle 轻而易举的事情，不费吹灰之力的任务（或活动）

Something that is a doddle is easy.

e.g. That maths exam was a doddle！

3. fit 好看的，漂亮的；健康的，强健的

A fit bird means a girl who is good looking. A fit bloke would be the male equivalent. Often used among teenagers.

e.g. That new guy in our class is really fit！

4. bomb 大笔钱

If something costs a bomb it means that it is really expensive.

e.g. These days petrol costs a bomb！

5. cracking 出色的，引人注目的，极好的

If something is cracking， it means it is the best. Usually said without pronouncing the last “G.”

e.g. That show we went to last week was cracking.