第一秒钟呼出气大于83%的人说明他的时间肺活量值（）。A、有波动 B、增大 C、减少

已知f（x）=（m-1）x²+mx+1是偶函数，则f（x）在区间[-2，1]上的最大值与最小值的和等于______．

植物的光合作用受CO₂浓度、温度与光照强度的影响。下图为在一定浓度的CO₂和适宜温度条件下，测定某植物叶片在不同光照条件下的光合作用速率。下列有关说法不正确的是

A．在a点所示条件下，该植物叶肉细胞内能够产生ATP的部位是叶绿体

B．该植物叶片的呼吸速率是5mg/100cm²mf·h

C．在一昼夜中，将该植物叶片置于c点光照下11小时，其余时间置于黑暗中，则每100cm²叶片一昼夜中CO₂的净吸收量为45mg

D．若已知该植物光合作用和呼吸作用的最适温度分别为25℃和30℃。若将温度提高到30℃的条件下(原光照强度和CO₂浓度不变)，则曲线图中b点将右移，c点将下移

急性溶血时，下列哪项是少见的（）

A.寒战、高热

B.头痛、腰痛、背痛、四肢酸冷

C.尿胆原增多

D.血胆红素增多

E.急性肾衰竭

阅读理解。

1. We can know from the first two ads that       .

A. to be a sourcing assistant, you need to be very persuasive

B. RHK Design deals with business from European countries

C. to work for RHK Design, you need to be very experienced in trading

D. a girl from Beijing is very likely to be employed by the Indian Company

2. If you are an American woman looking for a part-time job, you can contact   _   .

A. sarah @ gate. com   

B. linette, killbourn @ rhdesign. com. cn

C. zsj123@ 163. com

D. chinasemeste: @ gmail. com

3. For one who doesn't mind traveling a lot, which of the positions above can be considered?

A. Sourcing assistant.      

B. Female English Tutor.

C. Senior Interior Designed.

D. Customer Services Assistant.

4. Which of the following statements about the third position is TRUE?

A. Nationalities are not required for the position.

B. There's a requirement of maximum service period.

C. The deadline for application is July the 31st.

D. Communication skills are requested a must.  

“理万金分文不沾”；“常在河边走，就是不湿鞋”体现的会计职业道德是( )。

A．参与管理

B．廉洁自律

C．提高技能

D．强化服务