Unit 2 知识点讲解Welcome to the unit1.Pink is a girl’s colour. 名词所有格：①有些名词直接加’s→名词所有格 e.g. children’s books② 有些名词直接作名词所有格 e.g. a girl fr iend 、a banana tree 2.There is nothing wrong with sth =nothing wrong with sth e.g. I am not sure if there is something wrong with my watch=I am not sure if there is anything wrong with my watch..3.try it on .宾语为人称代词时 放中间 I would not like to try them on.4.I am not sure if blue looks good on you. 使用方法：衣服+look+adj.+on+sb、sb+look+adj.+in+衣服/颜色 You look cool in the T-shirt. The T-shirt looks lovely on her.influence 影响=affect 使用方法：have an influence on sth e.g. The bad weather has influenced our flight to Beijing recently .近来恶劣的天气影响了北京的航班。Reading1.You may wonder whether it is true .wonder（v.）想懂得= want to know （n.）奇迹 one of eight wonders in the world whether（conj.）与否 ==if e.g.① He asked ，”do you move into a new house?”→He asked if/whether I moved into a new house.②He asked her “will you fly to Beijing?”→He asked her if /whether she would fly to Beijing.③He asked me if I would come tomorrow. ④ He asked if it was going to rain the next day.⑤He asked if it will rain tomorrow （宾语从句）， if it rains tomorrow（状语从句），he won’t go.注意：假如，从句中有 or not 连词，只能用 whether …or not，不用 if 。 E.g. He asks whether she has bought a gift for him or not.2.In fact ,colours can change our moods and make us feel happy or sad, energetic or sleepy.Sleepy（adj.） feel sleepy sleep（v.） He didn’t sleep last night,so now he feels sleepy in class.昨晚他没有睡觉，因此目前在课上他感觉要睡觉。asleep（adj.）睡着的 fall asleep awake（adj.）半醒的3.Yellow is the colour of the sun,so it c...
