牛是植食性动物，而某一种粪金龟子则专以牛粪为食，假设某段时间内，一头牛所同化的能

用括号中所给词的适当形式或根据首字母、中文提示补全单词或短语。(共9个空格；每空格1分，满分9分)

小题1: Speech is the fastest method of c____________ between people.

小题2:All things c____________, I’m sure we’ve made the right choice.

小题3: I’m in total d___________ with you as to the value of your plan.

小题4: She was e____________ when they asked her age.

小题5:Can you give an e____________ of your project?

小题6: Here is the __________ (最根本的) weakness of their work.

小题7:It is very ____________ (慷慨) of them to share their meal with out-of-work neighbours.

小题8: Segregation ___________(最终地) disappeared and a new dawn seemed to arrive.

小题9: She did not look happy but  ____________ (盯着) at him as she move around the customers.

“应收账款”账户期末余额为贷方时，其性质属于( )账户。

A．资产类
B．负债类
C．收入类
D．共同类

因缺水紧急停炉时，可视情况给锅炉上水，并开启空气阀及安全阀快速降压。

如图所示，两木块的质量分别为m₁和m₂，两轻质弹簧A、B的劲度系数分别为k₁和k₂，若在m₁上再放一质量为m₀的物体，待整个系统平衡时，m₁下降的位移为多少？

静息电位是（）外流形成的电-化学平衡电位，静息电位绝对值（）称超极化。