苯酐反应器（）程装填催化剂。 A.管 B.壳 C.封头 D.夹层

下列哪种不符合毛细血管瘤的特性（）。

A.儿童常见的良性肿瘤

B.多为先天性发生

C.多位于皮肤

D.成年后停止发展，甚至自行消退

E.包膜形成

Driving cars, trucks and motorcycles is an important part of our lives. We do it every day to get to work, to school or to friends' houses.

Traffic accidents declare millions of lives every year worldwide. In Taiwan alone, over seven people are killed in accidents every day. The annual death rate from traffic accidents in Taiwan is twice that of Japan.

To allow traffic to move smoothly and safely, everybody must follow the rules. Before you drive, learn all the traffic laws. That way of driving is safe, convenient and even fun!

小题1:The underlined sentence “Traffic accidents declare millions of lives worldwide” in the passage means “_______”.

A．Traffic accidents make some people become millionaires

B．Many people die from traffic accidents

C．Millions of people say they themselves have had traffic accidents

D．Millions of people remain healthy after traffic accidents小题2:According to the passage, driving can be safe if _______. 

A．you are patient

B．you obey all the traffic rules

C．you don't cut another car off

D．you wait in line at a red light小题3:Which of the following may be the best title for this passage? _______.

A．Traffic Safety

B．A Careful driver

C．How To Drive A Car

D．A Traffic Accident

关于神经纤维动作电位的叙述不正确的是（）。

A.它是顺势变化的电位

B.它可作衰减性扩布

C.它可作不衰减性扩布

D.它是个极化反转的电位

E.它具有“全或无”特性

亚运会的召开通常按什么程序进行？

沿测线方向线性组合检波压制（）干扰波。

A、沿测线方向传播的

B、沿垂直测线方向传播的

C、所有方向的干扰波

D、只能压制声波