双壁钢围堰施工中规定，第一节钢围堰应做（）试验，灌水高度应符合设计要求，灌水后应检查

A video is very popular on the Internet these days. It’s South Korean star PSY’s Gangnam style 《江南style》 video. He stands above Justin Bieber and becomes the most popular singer on YouTube.

In fact, the video sets the Guinness World Record(吉尼斯世界记录)in YouTube history. Gangnam Style was put onto the Internet on July 15，2012.What’s catching the eyes in Gangnam style is PSY’s special dance moves, funny horse riding poses and dancing in a towel. Many people may not understand the Korean language, they are still interested in the video

The video also has many different versions now. The song has topped the iTunes charts(排行榜) in 31 countries, including the United States, United Kingdom, and Canada.

The song tells us the rich people’s lifestyle in today’s Gangnam Block, South Korea. Psy looks at here as Seoul’s Beverly Hills.(比弗利山庄)

小题1:Justin Biber is a ___________.

A．a singer

B．a teacher

C．a doctor

D．a swimmer小题2:What’s catching the eyes the Gangnanm style?                                              

A．His special voice

B．His fat body

C．His dance moves

D．His strange clothes小题3:The song tells us _______.

A．the way to live as the rich

B．the way to sing as the poor

C．the way to dance as the poor

D．the way to sleep as the rich

计算贡献边际率，可以用单位贡献边际去除以（）

A.单位售价

B.总成本

C.销售收入

D.变动成本

BOCNET3.2投产后，其中服务包含（）

A.代收业务

B.跨境汇款

C.定期存款

D.自定义从账号

下列账簿记录的书写方法不正确的是( )。

A．用蓝黑墨水书写
B．用红色墨水冲销错账
C．在不设借贷栏的多栏式账页中用红色墨水登记减少数
D．用圆珠笔书写

请简述如何在地图上的路线上着色？