unit4topic3sectd

unit4topic3sectd内容摘要：

t you are not sure • • arn ause ervant ertain erhaps 1. No one knows for certain, but most people think that robots will be part of our 人清楚，但是大部分人都认为机器人会成为我们生活的一部分。 • certain adj. 确凿的，无疑的，可靠的 习惯用语 be certain of 确信，深信 be certain to 必然；一定 for certain 肯定地，确凿地 say for certain 确切地说 know for certain 确切地知道 a few years, perhaps robots will think on their own, just as people use their brains and act for ，也许机器人会有自己的思想，就像人们使用自己的大脑和自己行动一样。 • on one’s own 独自，单独 scientist warns that if robots start to think for themselves, they will no longer want to be our servants, but our ，如果机器人开始自我思考，他们将不再愿意成为我们的仆人，而是想成为我们的主人。 • warn sb. (not) to do （不要）干某事 warn sb. about 、警告某人注意某事 Key Words for certain–be part of–be friendly –so far–cause–all the time – be surprised at–on one’s own – think for oneself–warn– no longer–treat …as –between…and Retell it 1c Read 1a again and discuss the questions with your partner. you think robots will be part of our lives in the future? Why? are considered to be our servants, aren’t they? you think robots can think or act for themselves? does the title have a question mark ? No one knows。