为了各自的商业利益，网络公司Q和H之间的竞争演变为互相残杀，并致使用户电脑的运行有障碍，遭受损失。这说明了我国

①市场调节的作用没有充分发挥  ②市场秩序混乱

③要加强市场规则建设          ④诚实守信是市场经济正常运行必不可少的条件

A．②③

B．①③

C．②④

D．③④

用单词的适当形式填空

1. Listening to music is very ________(relax).

2. Bob Green has a d_        . Her name is Alice Green.

3. That _________(听起来) boring.

4. Your ____________      (词典) are on the desk.

5. We have some _________(俱乐部) in our school.

6. Do you have a great sports _________(collect).

7. This is____  (she) pencil case.

8. My parents like _______(watch) TV very much.

9. Mary often ________(play) soccer with her friends.