重点讲解:
1. be bad for 有害;
Weather like this is bad for business.
这种天气不利于做买卖 。
2. in connection with 关于;与…有关;
A man has been arrested i n connection with the murder of the teenager.
一名男子因与该谋杀少年案有关而被捕 。
3. be unaware of 不知道的;不晓得的;未注意到的;
He was completely unaware of the whole affair.
他对整件事情一无所知 。
4. cut down on 削减;减少使用;
He cut down on coffee and cigarettes, and ate a balanced diet.
他喝咖啡和吸烟都比以前少了,饮食也均衡了 。