重点讲解：
1. die from 死于；
例句：The soldier died from an infections would.
这个士兵死于伤口感染Y&-)#__C(@c(。
2. be able to do sth. 可以…的，能够…的；
例句：Companies must be able to compete in the market-place.
公司一定要在商品交易中有竞争力czQUzIWGqrn。
3. due to 由于；因为；
例句：He was really out of shape due to long inactivity.
因为他长久的不活动，所以他身体的状况不好6slD(Dk^XZrXj#%6Y2=z。
4. in order to 为了；以便；目的在于；
例句：In order to complete the project speedily, they didn't rest on Sundays.
为了迅速完成这项工程，他们连星期天都没休息(1xGDUfv47。