叙写教学目标时，行为的主体应该是教师．( )

直放站的最大输出功率不应超过无线电管理局规定的最大限值，下行主要考虑覆盖，上行保证基站满意接收。因此，下行一般大于上行。并不是越大越好。（）较为合适。

Years ago, many zoos kept all kinds of animals in small cages(笼子). Small cages made it easy for people to see the animals, but a small cage is not a good place for an animal to live in.

Today zoos keep animals in different kinds of cages. The cages are very big and open. They usually have plants and a little lake. The cages look like the animals' habitats

Zoos help to protect all kinds of animals. They protect animals in the zoo and they protect animals in the wild. How do they do this? Zoos teach people how animals live in the wild. Zoos want people to help protect the animals' wild habitats.

Many plants and animals are going extinct. Mammoths, which are related (有关联的) with Asia elephants, are now extinct. There are no mammoths in the world today, Scientists say that seventy- four different kinds of living things go extinct every day!

Zoos are working together to stop animals from going extinct.

小题1:Zoos kept animals in small cages so that people can              

A．protect them

B．see them better

C．feed them

D．save them小题2:Today, zoos keep animals              

A．in bigger cages

B．in the wild

C．in smaller cages

D．in the field小题3: To protect animals, zoos              

A．are trying to keep all kinds of animals

B．are trying to free the animals

C．teach people more about animals

D．want people to feed the animals小题4:A mammoth is a kind of_  _ that has gone extinct.

A．plant

B．bird

C．animal

D．tree小题5: An animal or a plant that is going extinct __            

A．no longer exists(存在) in the world

B．comes into this world soon

C．becomes very dangerous

D．has fewer and fewer living members

（）等期货公司人员，需要至少每2年参加1次由中国证监会认可、行业自律组织举办的业务培训，取得培训合格证书。

A．董事长

B．监事会 * *

C．独立董事

D．取得经理层人员任职资格但未实际任职的人员

李某，女性，38岁。咳喘气粗，烦躁胸满，痰黄难咯，口渴舌红，苔黄腻，脉滑数，宜选用方

A．越婢加半夏汤
B．麻杏石甘汤
C．清金化痰丸
D．桑白皮汤
E．射干麻黄汤

在施工现场周边应设置临时维护设施，工地的周边围护设施高度不应低于（）。

A.1.2米

B.1.5米

C.1.8米

D.2.2米