下列选项中，自认可以作为其组成部分的是（）。 A．证人证言 B．当事人陈述 C．被害

All over the world people enjoy sports. Sports help people to keep _____, happy and to live long.

People play ___ games in winter and summer.    is good for swimming. And in winter people often go skating.

Some sports are very _____ and people everywhere like them For example, football is very popular. In China, most people, men, ______, boys and girls, like to watch football games. They often talk about it.

Running and jumping began long, long ago, But basketball and volleyball are very     . People began to play ____ not long ago. And people are ____ new sports or games all the time. Water skiing(滑水)is one of the newest.

People______ different countries may not understand each other, ___ after a game they often become friends.

小题1:A. health         B. busy             C. healthy      

小题2:A. different       B. same             C. the same     

小题3:A. Winter        B. Summer          C .Autumn         

小题4:A. boring        B. dangerous         C. interesting

小题5:A. woman        B. women           C. old         

小题6:A new           B. interesting         C. popular     

小题7:A. it            B. them            C. its       

小题8:A. start          B. play              C. starting

小题9:A. in            B. of                C. from         

小题10:A so            B. but               C. and          

主要引起皮肤癌的职业毒物是（）

A.联苯胺、石棉、砷

B.煤焦油、焦炉逸散物、氯甲醚

C.煤焦油、沥青、砷

D.氯乙烯、沥青、铬酸盐

E.苯、煤焦油、页岩油

出现身高突增高峰的时期是

A．胎儿期
B．婴儿期
C．青春期早期
D．青春期中期
E．青春期后期

经济措施是最易为人们所接受和采用的措施，如（）等。

A.加强施工调度，避免因施工计划不周和盲目调度造成窝工损失使施工成本增加

B.管理人员应编制资金使用计划，确定、分解施工成本管理目标

C.对各种变更，及时做好增减账，及时落实业主签证

D.认真做好资金的使用计划，并在施工中严格控制各项开支

E.结合项目的施工组织设计及自然地理条件，降低材料的库存成本和运输成本

甲醇合成催化剂钝化的步骤有（）。

A、系统置换

B、触媒降温

C、系统配空

D、系统配氢