磁介质车票票面主要背景图案为一列动车组列车（）的画面。A.从右向左快速行驶 B.前

下列各式能用完全平方公式进行分解因式的是 [ ]

A．x²+1

B．x²+2x﹣1

C．x²+x+1

D．x²+4x+4

根据《中华人民共和国会计法》的规定，一般会计人员因调动工作或者离职办理交接手续时，负责监交的人员应当是 ( )。

A．其他会计人员

B．会计机构负责人

C．单位负责人

D．财政部门派出人员

通过对图甲、图乙和有关材料的分析，完成下列探究题．

材料：绿洲边缘地区的环境非常脆弱，对植被的破坏和水资源的不合理利用，很容易导致土地荒漠化和盐碱化，并逐步成为荒漠．

（1）探究新疆的地形分布特征．

结论：______与______（地形类型）相间分布．

（2）探究塔里木盆地中的城市分布规律及原因．

分布规律：城市主要分布在盆地______（边缘或内部）的绿洲．

原因：塔里木盆地降水稀少，气候干旱，而绿洲地区______资源较为丰富，这种资源主要来自______．

（3）探究荒漠化最容易发生的区域及荒漠化产生的原因．

结论：______地区最容易发生荒漠化．

原因：该地区人们在生产、生活中______．

Today I’d like to talk about how to become a (1) . Usually you have to start at the beginning. That is, you have to begin (2) of some sort on a local newspaper, a (3) , maybe on a small magazine -- work (4) . Now there aren’t that many organizations which have large numbers of foreign correspondents so you also have to (5) with that aim (6) . Another way of doing it is to work abroad, and work as (7) . That’s somebody who sells stories, and gets paid (8) , to newspapers and magazines and so on. And hoping to (9) that way, and eventually to be offered a (10) .
I don’t really know (11) are needed, but obviously a degree in modern languages or (12) would be very useful. But, a degree in itself probably wouldn’t (13) . It wouldn’t be enough to get you job. It wouldn’t (14) to make an editor decide to (15) . So it’s difficult to define the (16) . You’re going to need (17) and the ability to assimilate information (18) and then produce stories which (19) of the newspaper or radio or television station you (20) .

防空识别区是濒海国家为防范可能面临的空中威胁，在领空外划设的空域范围，用于及时识别、监视、管制和处置进入该空域的航空器，以保卫空防安全。中国政府宣布划设中华人民共和国东海防空识别区

①我国有效行使自卫权的必要措施　　　②符合联合国 * * 等国际法及国际惯例

③目的是捍卫国家主权和领土领空安全　④有利于我国在防空识别区有效使管辖杈

A．①②③

B．②③④

C．①②④

D．①③④