虚证月经量少的发病机理有( )A．阳虚气弱，推动无力 B．阴虚血亏，血脉无充 C

阅读下面五则材料，从A—F中找出与它们相应的选项（其中有一个选项是多余的）

小题1:If you want to learn English well, you have to practice speaking English! Read English every day and try to talk with your friends in English.

小题2:If we only recite (背诵) without understanding, we can’t use English well. If we only follow but never think, we can’t learn English well.

小题3:How can laughter help us in our daily life? Do you think humor (幽默) is helpful, if we are really sick? Do you know anyone who laughs all the time? What is that person like? Do you know someone who never laughs? Do you enjoy being around that person?

小题4:Friends are important in our lives. Do you have many friends? What advice would you give a newcomer to your school to help him or her meet new friends? What would you do to help your best friends?

小题5:How should we eat to stay healthy? What do you think is the healthiest food we can eat every day? Do you eat healthy food? Or do you prefer delicious but not so healthy food? What food should we avoid(避免)eating? Besides eating well, what should we do for our health?

A Practice makes perfect.

B Learning without thinking is a dangerous thing.

C An apple a day keeps the doctor away.

D God helps those who help themselves.

E Laughter is the best medicine.

F Two heads are better than one.

根据《工程建设项目招标范围和规模标准规定》，对规定范围内的各类工程建设项目达到规定标准之一的，必须进行招标。下列属于规定标准的有（）。

A、勘察、设计、监理等服务的采购，单项合同估算价在50万元人民币以上

B、施工单项合同估算价在200万元人民币以上

C、施工单项合同估算价在100万元人民币以上

D、重要设备、材料等货物的采购，单项合同估算价在100万元人民币以上

E、重要设备、材料等货物的采购，单项合同估算价在200万元人民币以上

[渤海银行] 企业对固定资产进行更新改造时，应当将该固定资产账面价值转入在建工程，并在此基础上核算经更新改造后的固定资产原价。( )

1946年7月18日，长沙秩序恢复正常，市长任浩宣布，长沙人口为：32万？42万？52万？62万？

什么是教育管理？