我国高铁牵引变电所进线电压等级是多少？

词汇应用.

    As a human being, one can    1   (hard) do anything without a friend. Society   2   (make) up of

individuals(个人),and     3    (make) friends is very important part in our life. Friends can give you a lot.

First, if  you  have trouble  in     4     (solve) some problems, you can  ask him  for  help.  And  you  can     5        (feel) comfortable and encouraged. Second, if you wish    6    (do) some sports, such as    7    

(play)table tennis, chess, you could play with them and have a good time. Then you relax  yourself.  In

short, we need friends.

    Some people think friends     8     (be) people whom they can play with. In    9   (I) opinion, a friend in

need is a friend indeed. A true friend will share with you not only your     10    (happy) and joy but your

trouble and anxiety. When you are in trouble, they encourage you    11    (face) it, and help you    12    

(work) it out.   

1.__________  2.___________  3.____________  4.___________  5.________ 6.________

7.___________ 8.____________ 9._____________ 10.___________ 11.________ 12.________

保险代理从业人员在执业活动中，应做到不影响客户的正常生活和工作，言谈举止文明礼貌，时刻维护职业形象。这所诠释的是职业道德原则中的()

A.客户至上原则

B.诚实信用原则

C.勤勉尽责原则

D.专业胜任原则

监理工程师要具备( )等素质。

A．充沛的精力

B．较强的能力

C．良好的品德

D．健康的体魄

E．较高的专业学历

「人类为取得特定可满足其需要之产品或服务，而提供另一项产品或服务以供回报的过程」是指？（）

A.交换

B.交易

C.市场

D.产品

读下列两幅图，回答下列小题。

图所示区域的自然地理特征是（）

A.地形以平原为主，平原面积广大

B.自然带为落叶阔叶林带

C.中小河流众多，水能资源丰富

D.土壤肥沃，黑土分布广