下列属于人体第三道防线的是（ ） A．得过麻疹的人以后不再得麻疹 B．体内白细胞

Hello, my dear friends, today here’s a funny cartoon for you! It is a Chinese cartoon. Its name is Happy Sheep and Big Big Wolf.

In this cartoon, there are some sheep and three wolves. Happy Sheep is the leading role. He likes playing football and running. He runs faster than the other sheep. Pretty Sheep likes making clothes and growing flowers. She is very beautiful. Lazy Sheep is clever. But he doesn’t like doing sports. He likes sleeping best. Force Sheep is stronger than the other sheep. Warm Sheep is the class monitor(班长)at school. Slow Sheep is 68 years old. He is old. He is the village head. Every sheep has a lovely pet. Big Big Wolf wants to eat sheep. Red Wolf is Big Big Wolf’s wife. She is very bad. Banana Wolf is nice. He is the friend of the sheep. He likes eating bananas very much.

小题1:________ doesn’t like sports.

A．Lazy Sheep

B．Force Sheep

C．Warm Sheep

D．Happy Sheep小题2:Pretty Sheep likes ________.

A．playing football

B．sleeping

C．making clothes

D．eating bananas小题3:.________ is the sheep’s friend.

A．Big Big Wolf

B．Banana Wolf

C．Red Wolf

D．Little Wolf小题4: There are ________ sheep in the passage.

A．four

B．five

C．six

D．seven小题5:Which is NOT right?

A．Happy Sheep runs slower than the other sheep.

B．Slow Sheep is old.

C．Warm Sheep has a lovely pet.

D．Red Wolf is Big Big Wolf’s wife.

1965年5月，我国考古学家在云南省某县发现了两颗门齿化石和一些粗糙石器，中国地质科学院用古地磁方法测定它们距今约170万年。这就是我国境内已知的最早人类 [ ]

A、元谋人 　

B、北京人 　　

C、山顶洞人　　　

D、半坡人

期中考试小明3科的平均成绩是95分，数学得了99分，英语得90分，语文得了多少分？

低压开关是压力（）时，开关动作

A、升高至设定压力

B、降低至设定压力

C、变化

D、不变

特异性药物作用机制不包括（）

A.改变细胞周围环境的理化性质

B.影响受体功能

C.影响递质释放或激素分泌

D.影响酶活性

E.影响离子通道