男生人数是全班人数的47，把______看作单位“1”，平均分成______份，

根据句意及首字母或汉语提示完成单词。

1. He wants to go back to a mountain v______ to teach the children after leaving the college.

2. The old man is p______ but happy because he has many friends.

3. The air is t______ in high mountains.

4. The woman was very sad because her ______ (丈夫) died in the accident.

5. He ______ (返回) to the hotel after he finished having the meeting.

如图所示，一闭合金属圆环用绝缘细绳挂于O点，将圆环拉离平衡位置并释放，圆环摆动过程中经过匀强磁场区域，则（空气阻力不计）

A．圆环向右穿过磁场后，不能摆至原高度

B．在进入和离开磁场时，圆环中均有感应电流

C．圆环进入磁场后离平衡位置越近速度越大，感应电流也越大

D．圆环最终将静止在平衡位置

AT-Ⅲ除抑制凝血酶活性外，还可抑制（）

A.FXa

B.VWF

C.Fg

D.FⅦa

E.TF

Passage Two

Which of the following has the largest number of computer hosts at present

A．Asia universities.

B．European websites.

C．English-speaking countries.

D．American academic institutions.

ICD是对病历抽象概念的原型编码系统。最新版本的ICD-10是（）年发布的。

A、1990

B、1992

C、1999

D、2002