1.It is simply unacceptable that the poorest half of the world's population owns ( ) a few dozen super rich people who could fit onto one bus.

　　A. no more than

　　B. no less than

　　C. as much as

　　D. better than

　　【答案】A。句意为：世界上最贫穷的人所拥有的一切，也不过仅仅是一辆公交车能塞下的富人数量所拥有的财富，这是完全不能接受的。A.仅仅;B.多达;C.和....一样多;D.比....好。所以答案选A。

　　2.As genetic testing has gotten easier, faster and more ( )，it has become a multimillion-dollar industry, with many companies aggressively marketing convenient, inexpensive tests directly to consumers.

　　A. affordable

　　B. acceptable

　　C. accessible

　　D. available

　　【答案】A。句意为：随着基因检测变得越来越容易，更快和更便宜，它已成为一个价值数百万美元的产业，许多公司都在积极向消费者推销便捷，廉价的检测方法。A.负担得起的;B.认同的;C.可达到的;D.可获得的。所以答案选A。