请标出图9中螺线管的N、S极和电流方向．

任务型阅读。

     Today is Sunday. Jim goes to Beijing Zoo with his classmates. He puts on his new T-shirt and white shoes.

Then he says good-bye to his parents and goes to the bus stop. He is going to meet his classmates there. The

zoo is at 137Xizhimenwai Dajie, Xicheng District. So the students take a bus there. They are going to see a lot

of animals and they will have a good time. The zoo is open from 8:00 a.m.to 5:30 p.m.every day. They get to

the zoo at 10 o'clock. They will spend 2 hours in the zoo. The price for each student is 20 yuan and for each

adult is 40 yuan. Jim forgets to take any money with him. His teacher helps him. So he can get into the zoo.

In the zoo, they see some lions and they know more about animals.

Place:1_________

Location:2_________

Price:3_________

Opening days:4_________

Opening hours:5. _________

有关软膏剂中药物经皮吸收的叙述，哪些是正确的

A．水溶性药物的穿透能力＞脂溶性药物

B．溶解态药物的穿透能力＞微粉混悬态药物

C．药物分子量越小，越易吸收

D．皮肤破损可增加药物的吸收

E．药物的油水系数是影响吸收的内在因素

混合要点的说明中正确的是（）。

A.组分比例量相差悬殊时应采用等体积递增配研法

B.含挥发油时应加酒精稀释再混合

C.堆密度小的组分先放入，再加入堆密度大的研匀

D.有量小组分时，应先取少量量大的药物或辅料先行研磨再加入

乳牙患龋特点为（）。

A.患龋率高，但范围不大

B.患龋率高，范围广泛

C.发病早，症状明显

D.发展速度慢，急性龋多见

E.龋齿多发，修复性牙本质形成不活跃

公民行使监督权，实行民主监督，可以通___________等方法和渠道来实现。

①信访举报制度　　②人大代表联系群众制度　　③专家咨询制度

④舆论监督制度　　⑤重大事项社会公示制度

A．①②③

B．①③⑤

C．①②④

D．③④⑤