Lesson 2 Relaxing重点词语1. expert adj. n. 专家, 内行, 能手, 熟练者, 有经验者, 老手be expert in/at/on ... 在...方面是专家an expert in economics 经济学专家a fashion expert 时装专家an expert at driving a car 老练的驾驶人She is an expert in teaching. 她在教学方面是专家。2. reduce 减少(小, 轻); 缩减 reduction n.reduce sth. byreduce sth. to reduce the speed 降低速度All the shirts were reduced to 10 yuan.所有衬衫都减价至 10 元。All the shirts were reduced by 10 yuan.所有衬衫都降价了 10 元。3. Prefer Prefer + n. 更喜欢Prefer (not) to do sth. 宁愿(不)做某事Prefer sb.(not) to do sth. 宁愿某人(不)做某事Prefer sth. to sth.宁愿(喜欢)……而不愿(喜欢)……Prfer doing sth. to dong sth. 宁愿做……而不愿做……Prefer to do sth. rather than do sth.Ex.1. Of the two cars, I prefer the red one.两辆汽车中,我更喜欢红色的那辆。2. I prefer to stay here. =I prefer staying here.我宁愿呆在这儿。3. Mother prefers me to go shopping with her.妈妈更喜欢我与她一起去购物。4. She prefers English to maths. 数学与英语相比,她更喜欢英语。5. Tom prefers swimming to skating.游泳与滑冰相比,她更喜欢游泳。6. Compared with women, men always prefer to sleep at home rather than spend so much time shopping.与女人相比,男人总是宁可在家睡觉也不愿花那么多时间来购物。7. I prefer to die rather than give up. 我宁死也不愿屈服。4. causen.原因(a/the cause of)n.理由(a/the cause for +n. /a/the cause to do)v.引起cause sth.Cause sb. sth.= cause sth. to sb.Cause sb/sth. to do sth.导致某人/某物做某事What was the cause of the fire? 那场火灾的原因是什么?Drunken driving is often the cause of accidents.醉酒开车常为肇事的原因。Don’t be late without cause. 不要无故迟到。You have no cause for complaint. = you have no cause to complain. 你没有理由抱怨。What caused his sickness? = What was the c...