题目

  A. The web has large numbers of websites in. it. B. Web designers must imagine a lot when they are making a website. C. The Internet is changing and growing all the time. D. They also write the things that you see on the website. E. It's all because of the web designers.     Mails, games, music, news, chat rooms and shopping! The Internet ispart of the way we live today. It's easy to get onto the Internet. The onlything we need to do is to use a modem which is used for connecting a computerto a telephone line. (1)________ More and more people have computers and usethe Internet. Usi某些化学键键能数据如下：        则下列热化学方程式不正确（    ）        A．H2（g）+ Cl2（g）HCl（g）；= -91．5        B．H2（g）+ Cl2（g）2HCl（g）；= -183        C．H2（g）+ Cl2（g）HCl（g）；= +91．5        D．2HCl（g）H2（g）+ Cl2（g）；= +183