大学英语四级阅读技巧与训练
2. The new model of artificial hearts are expected _________. A) to have a working life of 10 or 20 years B) to be set fully in the patient’s chest C) to be equipped with an external power source D) to create a new passage for infection本题是考查正确理解事实细节的能力.题干中关键词为new model, 文章第二段中的同义词为new devices . 答题时,应 先找到关键词,再在文中找到相关的句子,仔细阅读这个句子 以及它前后的句子, 不难发现答案为:
B