D. It is not effective enough and could be poisonous.
3. Which word can be used to complete the following process of changes?
⇨⇨⇨
A. protected
B. formed
C. exposed
D. combined
【要点综述】这是一篇科技文。怎样使用胶囊?如何让吃药更加安全、疗效更好?文章对此做了介绍。
. B 信息理解题。根据第一段最后一句“Now, researchers in California have designed what could be a harmless trigger to date: shining nearinfrared light (NIR,近红外线) on the drug in the capsule.”可知答案。
. D 推理判断题。根据第三段最后两句“…ONB groups fall off the polymer, leading to its breakdown.”和“…and it could be poisonous to cells…”可知答案。
. C 信息理解题。根据最后一段第五句“When the Bhcs absorb NIR light, the reactive groups are exposed and break the long polymer into two short chains.”可知此处用exposed,即C项正确。
【2017届云南省高考英语一轮复习训练:12】相关文章:
★ 2014届高考英语一轮复习课时作业(十九)必修4Module 1《Life in the Future》(外研版)
★ 安徽省淮南市2014高考英语一轮单项选择及文章训练(19)及答案
★ 2017高考四川省广安市英语阅读理解一轮系列训练:14(含解析)
★ 【人教版】2014届高考英语一轮复习指导考点针对练:必修4 unit3《A taste of English humour》
★ 重庆市2014高考英语阅读理解一轮(精品)训练题(21)附答案
★ 贵州省贵阳市2014高考英语(新人教版)一轮阅读训练(26)附答案
★ 重庆市2014高考英语阅读理解一轮(精品)训练题(22)附答案
★ 2017届江苏省淮安市新马中学高考牛津译林版英语一轮复习活动单:模块7 unit 2《Fit for life》
最新
2017-04-24
2017-04-24
2017-04-24
2017-04-24
2017-04-21
2017-04-21