"For heavens' sake!" He burst out.

Karen burst out laughing./burst into laughter.

拓展：

burst in 闯入; 突然出现burst into 闯入; 突然出现; 突然...起来; 突然发作

She burst into tears./burst into the room.

3. turn around 转身 turn sb/sth down 拒绝，顶回；把......调小，关小；

turn in 上交，呈交 turn off 使厌烦，使失去兴趣；关掉，截断

People had been turned off by both candidates in the election.大选中的两位候选人都让人扫兴。

turn on 取决于；使感兴趣；接通，打开

Much turns on the outcome of the current peace talks. 事情取决于当前和谈的结果。

Jazz has never really turned me on. 我对爵士乐从未真正感兴趣。

turn out 结果是；制造，生产

turn over 翻身；深思熟虑；把......移交（turn over sb/sth to sb）

turn tosb/sth (for help)求助 turn up 露面，出现；开大，调高

★Happy birthday,Alice! So you have ______ twenty-one already!

A. become B. turned C. grown D. passed

from the bottom of one's heart衷心地；发自内心地\

lose heart 气馁，灰心 lose one's heart to 喜欢

put one's heart into sth. 专心做某事 heart and soul 全心全意

break one's heart 使某人伤心 learn sth. by heart 记住某事

have a kind heart 有一副好心肠 with a heavy heart 心情沉重地

at heart 在内心里，在本质上

III.核心词汇

1．Alice was very h____________ that she wasn't included in the invitation.

2．My friend m___________ to me that he would leave soon.

3．She q____________ about the housework with her husband.

4. As a kid，I was always getting s____________ by my father for being naughty.

5．We are friends；we keep in touch by ______(聊天)on the Net.

6．Can they be ____________(信任)to look after the house?

7．He'd always been a bright and ____________(活泼的)child.