Everybody, welcome to ____(we) company. I am Luisa, Director of the department. Let me say something to you all. The starting of work can be exciting on the hand, and can also be ____(worry) on the other. No matter what your future job is, you will have to work with others. Leaning to get on well with others must come first,____ (include) all staff in the company and our ____ (custom).

    And secondly, right after my introduction, spend some time reading the introduction of our company and get to know the people in your office and find out ____ the company is like. This afternoon you can walk around our workshops and know ____ (much) about the products. No one is allowed ____ (leave) the company before 5:30 pm. By the way, lunchtime ____ (come) at 11:50 and it's free ____ charge.

    Remember: Learning is so important ____ it can change your future life.

This is what I'd like to say to you at the moment. If you still have any question, please come to my office. Thank you.

北京市统计局、国家统计局北京调查总队1月20日联合发布的数据显示：2012年年末北京常住人口2069.3万人，比上年末增加50.7万人．其中，在京居住半年以上外来人口773.8万人，增加31.6万人．如图为2008﹣2012年北京市户籍老年人口变化示意图．读图，回答下题．

下列叙述的关于细胞增殖过程中出现的现象正确的是（   ）
①进行有丝分裂的细胞没有同源染色体和同源染色体的联会
②进行有丝分裂的细胞有同源染色体但无同源染色体的联会
③进行减数分裂的细胞出现同源染色体和同源染色体的联会
④进行减数分裂的细胞出现同源染色体但同源染色体不联会

网络信息良莠不齐。作为网络游客，我们要（　）

①提高自己的辨别觉察能力   ②提高自己的抗诱惑能力

③善于把自己伪装起来         ④绝不在网络上交朋友