问题 单项选择题 A1/A2型题

下列对滴鼻剂描述错误的是()

A.滴鼻剂溶剂都是极性溶剂

B.滴鼻剂多制成溶液剂,但也可制成混悬剂、乳剂使用

C.滴鼻剂pH值应为5.5~7.5

D.碱性滴鼻剂经常使用,易使细菌繁殖

E.滴鼻剂应与鼻黏液等渗

答案

参考答案:A

解析:滴鼻剂以水、丙二醇、液体石蜡、植物油为溶剂,多制成溶液剂,但也有制成混悬剂、乳剂使用的。滴鼻剂pH值应为5.5~7.5,碱性滴鼻剂不适宜经常使用,易使细菌繁殖。滴鼻剂应与鼻黏液等渗,不改变鼻黏液的正常粘度,不影响纤毛运动和分泌液离子组成。所以答案为A。

阅读理解
There are four seasons in most of the countries. But the weather is not always the same. In England, winter is not very cold and summer is not very hot. There is not a great __31___between summer and winter. Do you know why?
England has a warm winter and a cool summer because it is an ___32___country.In winter the sea is warmer than the land. The winds __33___the sea bring __34___air to England. In summer the sea is cooler than the land. The winds from the sea bring cool air to England. The west winds blow over England all the year around. They blow from the southwest. They are wet winds. They also bring ___35___to England. So England has ___36___rain all the year .Sometimes it rains heavily. The west of England is wetter than the east.
In Canada they have four seasons, too. But the average( 平均 )temperature is very low. Spring is usually very ___37___in most part of the country. It comes in February. People can still go skating in some places. Summer is usually very cool. Early in the morning the weather is so cold that people usually wear sweaters. Autumn comes ___38___summer. Canadians like to watch maples(枫叶) in the park or on the hills. They are really
beautiful. Winter is the__39___ season of the year. It’s often freezing cold. There is thick ice on the river or lake. Children like to go skating there. Of course, they should wear warm, thick coats, __40___they will catch a cold.
小题1:
A.differentB.differenceC.sameD.unlike
小题2:
A.landB.islandC.bigD.small
小题3:
A.fromB.toC.comeD.go
小题4:
A.hotB.coldC.warmD.cool
小题5:
A.windB.snowC.rainD.wet
小题6: 
A.a littleB.a fewC.a bit ofD.a lot of
小题7:
A.warmB.hotC.coolD.cold
小题8:
A.afterB.beforeC.withD.in
小题9:
A.coldB.colderC.coldestD.warmest
小题10:
A.andB.orC.butD.so
写作题