防己的下述作用中哪个是错误的( )A．抗过敏B．抗肿瘤C．升高血糖D．防治矽肺E．

阅读理解：根据短文内容判断下面句子正误。（正确的写A，错误的写B，将答案写在题

前的括号内）  

     Today, my friends talked about their dreams in class. Bill wants to make wonderful food. He wants

to be a cook. Tom wants to be an engineer. He wants to designspaceships.  Lisa likes swimming.  She

wants to be a swimmer.1 want to be a pilot.1want to fly planes in the sky. Jack is so sad because he

never thinks about his job.   

( )1. My name is Jack.

(     )2. Lisa wants to be a swimmer because she likes swimming.

(     )3. Bill wants to be a cook because he likes cooking wonderful food.

(     )4. I want to be a pilot because l want to design spaceships.

(     )5. Jack doesn't know what he wants to be.

如图所示，某同学设计了一组实验来研究CO₂的性质．图中三个集气瓶都盛有用紫色石蕊染成的干燥小花．用手挤压三个集气瓶上的胶头滴管，使其中液体滴在小花上．然后再向C瓶中通往CO₂．他据此得出结论：CO₂能跟水反应生成碳酸，碳酸与稀醋酸一样都能使紫色石蕊变红．

（1）你认为他根据这组实验得出这样结论严密吗？答：______，你认为如何改进他的这组实验，从而得出这样的结论才是严密的？答：______．

（2）写出CO₂与水反应的化学方程式：______．

间接抗球蛋白试验检测何类抗体（）

A.结合在红细胞表面的IgG

B.游离的IgG

C.结合在红细胞表面的IgM

D.游离的IgM

E.游离的IgA

前方路口这种信号灯亮表示什么意思？（）

A．路口警示

B．禁止通行

C．准许通行

D．提醒注意

金融市场的功能包括( )。

A．便利筹资和投资

B．促进资本的部门集中

C．方便资金的灵活转换

D．合理引导资金流向、流量，促进资本向高效益单位转移

E．有利于增强中央银行宏观调控的灵活性