| 托业考试易错题（2019/10/10） |
第1题：The developers at Virtech have made several ______ to the LTO Smartphone based on feedback from customer focus groups.
|
| 【单选题】： |
| 第2题： The Deutschemark, which was the official ______ of Germany, has been replaced by the euro. A．investment B．entrance C．capital D．currency |
| 【单选题】： |
| 第3题： |
| 第4题：PossibleBreakthrough in RenewableEnergy Plant scientists at the University of Michigan (150) an intriguing breakthrough. They are excited about a new breed of plant that can produce very high energy yields. The plant, which is a cross-breed of corn, wheat and barley, was originally made for another (151) . The scientists were initially trying to develop a new feed crop for cattle. While the crop was a failure as cattle feed, additional testing showed that it had excellent biofuel properties. Currently, the crop is in the experimental stage. Scientists need to do (152) work to determine under what conditions the plant grows best. This testing will be finished soon, and the plant should be out of the laboratory and in field trials by the end of the year. A．option B．purpose C．extent D．device |
| 【单选题】： |
| 第5题： |