1．I'd like to thank my friend，who's been very generous(慷慨的)with his time.
2．Tsinghua University，founded(建立)in 1911，is one of the best universities in China.
3．Our company is more concerned with quality(质量) than quantity.
4．The government rewarded(奖赏)him for saving the old man in the well.
5．I regarded her as a person without principles(原则)．
6．The relatives(亲属)of the passengers on that missing plane were waiting anxiously for news.
7．I'd like to buy your house if you are willing(乐意的)to sell it.
8．The enemy planes attacked(袭击)the city，causing many deaths.
