外研版新标准英语九上M5U1的主要内容是贝蒂、玲玲和大明参观博物馆的情景。
贝蒂和玲玲为了寻找研究性学习材料，决定前往动物展厅参观，大明扮演了一个“好动”的角色。
他总是做出各种违规的举动，以呈现本课表达“禁止”做某事的语言内容。
对话不仅告诉学生需要建立起遵守公共场所秩序和规则的意识，还通过玲玲丢手机一事，告诉学生处理应急问题的方式方法。
U1重点句子
1.Betty, Lingling and Daming are on the second floor of a museum. Betty, Lingling和Daming在博物馆三楼。on the second floor在三楼
2.What a wonderful museum!多好的博物馆啊！感叹句：（1）What+a/an+形容词+可数名词单数！What a clever boy!（2）What+形容词+可数名词复数/不可数名词！ What fine weather！/What beautiful flowers！（3）How+形容词/副词+主语+谓语！How fast she runs!/How beautiful the flowers are!
3.No shouting,please!It's against the rules.请勿喧哗！这是违反规定的。
（1）No+动名词/名词，表示禁止做......No smoking./No littering./No photos./No right turn.（2）against the rules违反规定
4.Daming is in trouble again.大明又惹麻烦了。be in trouble遇上麻烦；处于困境
5.Don't cross that rope.不要越过那条绳子。Don't+动词原形，表示禁止做某事Don't be rude.
6.Can't you see the sign,kid?难道你看不到那个标识吗，孩子？ 这是否定形式的一般疑问句，表示惊讶、责怪，加强疑问的语气。
回答时yes和no的汉语意思相反，Doesn't he ride a bike to school every day?Yes（不），he does.No（是），he doesn't.
7.That's no good.太不好了。
no good不适合It's no good doing sth.做某事没用It's no good watching this movie. no good for sth.不适合某物This medicine is no good for me.no good to sb.对某人没有好处或没有帮助 This bike is no good to me because I can't ride it.
8.No wonder the place is empty.难怪那个地方是空的。No wonder +that 从句，难怪......No wonder she is unhappy today.
9.Go downstairs to the lost and found office.到楼下的失物招领处去。（1）go downstairs/upstairs下楼/上楼（2）the lost and found office 失物招领处
10.I have to find it, or Mum will punish me.我必须找到它，否则妈妈要惩罚我的。
（1）or表示选择关系的并列复合句（2）punish sb. for doing sth. 因做了某事而惩罚某人My parents punished me for being late for school.