机械图样中的尺寸终端一般采用 形式

A．当尺寸线与尺寸界线相互垂直的时候,同一张图样可采用不同尺寸线终端的形式。

B．线性尺寸的数字一般应注写在尺寸线的上方,也允许注写在尺寸线的中断处。

C．尺寸数字不可由任何图线通过,否则应将图线断开。

D．标注球面的直径和半径时,应在符号"Φ"或"R"前面加"S",对于轴、螺杆、铆钉或者手柄等端部,在不至于引起误解的情况下可省略符号"S"。

A．5-6%

B．7-8 %

C．9-10 %

D．11-12%

A．1%

B．3%

C．5%

D．15%

E．20%

A．4 800元

B．6 000元

C．4 200元

D．2 688元

A．保险赔款应按照20%的税率计算个人所得税

B．提供设计服务,应按“劳务报酬”计算个人所得税

C．提供设计服务应计入收入额40 000元

D．工资、薪金所得应计入收入额87 600元

听力原文：M: Good morning, Miss Smith. I’m sorry to trouble you.W: Good morning, nottll听力原文：M: Good morning, Miss Smith. I’m sorry to trouble you. W: Good morning, nottll. Plese be seted. Wht cn I do for you M: It’sbout my son. W: He isn’t in trouble. I hope he’s doing well inll his lessons. He’ll do well in the exms. M: Except in Chinese, I’mfrid. He sys tht he is little wek in Chinese. W: Is he I’m sorry to her tht. M: Tht’s why I’ve come to see you. I’m worriedbout his Chinese. He my fll the others when he comes bck. W: Wht do you men M: We’ll go bck to London for holidy for two months. We hven’t been bck for three yers. M: I see. I think tht mybe his Chinese techer cn give him some homework to do during the holidy. He won’t fll behind the others when he comes bck. Why does the mn go to see the womn Becuse he will go bck to Englnd. B．Becuse his son will go bck to Englnd. C．Becuse he is concernedbout his son’s studies.

A．Because he will go back to EnglanD

B．Because his son will go back to EnglanD

C．Because he is concerned about his son’s studies．

选择正确语句填空（） Sara: Good morning! Zhang: _________. Sara: Hello! My name is Sara. ______________. Zhang: My name is Zhang Lin. Sara: __________, Mr Green! Mr Green: Good afternoon! Sara: How are you, Ben Ben: ____________.