在接头盒的内部，通常采用（）完成光纤接续（俗称死接头或熔接头）。

In our town, there is a big zoo with a lot of animals in it. There are so beautiful tigers and two old lions. They eat a lot of meat every day.

There are also two big elephants and one baby elephant. The elephants are kind animals. They eat a lot every day. They like children. Children often give them bread and bananas. Elephants like bananas best.

In our zoo there are also brown bears, black bears and white bears. They stand on their hind legs, hold up their four legs and ask for food. They like cakes very much.

There’s also a children’s corner in our zoo. Children ride horses and donkeys and watch the monkeys there. The monkeys are very funny. They climb up ropes and jump down again and play with each other like small children.

小题1:Which animal likes bananas best ?

A．monkeys

B．tigers

C．elephants

D．donkeys小题2:The zoo is ______________ .

A．near our town

B．very big

C．very small

D．next to the city小题3:Which animal plays like small children ?

A．the monkeys

B．the tigers

C．the bears

D．lions小题4:Why do bears stand on their hind legs ?

A. They are tired and want to have a rest.  B They want to jump out

C. They want to ask for food.           D.  They want to eat people

小题5:How many kinds of bears are there in the zoo ?

A．one

B．two

C．three

D．five

妊娠37周，早晨醒来时发现躺在血泊中，急诊送入院，查：血压90/60mmHg，脉率120次／分，神清，宫高37cm，臀先露，高浮，胎心音160次／分，骨盆正常， * * 少量活动性流血。选哪项处理最恰当（）

A.人工破膜

B.期待疗法

C.在输血输液同时行剖宫产

D.臀位牵引术

E.缩宫素滴注引产

肉苁蓉散2功效与作用

洋地黄治疗心力衰竭的机制，下列哪项不正确（）

A.抑制心肌细胞钠-钾-ATP酶

B.促进Na⁺-Ca²⁺交换

C.降低SNS和RAS的活性

D.提高细胞内Ca²⁺水平

E.具有正性肌力作用及正性松弛作用

直肠癌确诊过程中的3"P"检查包括

A．直肠指诊

B．直肠镜检查

C．结肠镜检查

D．钡灌肠造影

E．活组织检查