客房床的种类很多,一般普通双人床的尺寸规格为()。
A、200厘米×130厘米
B、200厘米×150厘米
C、200厘米×180厘米
D、200厘米×200厘米
参考答案:B
情景对话。(根据情景说出应答语)
1. 向别人问路,第一句话应说: [ ]
A. How are you?
B. Excuse me.
C. Hello.
2. 若你不小心踩了别人的脚,应说一声: [ ]
A. I'm sorry.
C. You're welcome.
3. 当你上课迟到了应说: [ ]
A. Open the door, please!
B. Help!
C. May I come in, please?
4. 当你去商店时,售货员通常首先会说:[ ]
B. What are you going to do?
C. Can I help you?
5. 建议大家一起去书店,可以说: [ ]
A. There is a bookstore near our school.
B. It's a bookstore.
C. Let's go to the bookstore.
如图1所示的方法常用于测量圆柱体直径,则图中圆柱体的直径应为______cm.一根细铜丝如图2缠绕在铅笔上,该铜丝直径为______mm.