手机已经成为一种大众化通讯工具。1990年，中国手机用户仅有18万户，2011年中国手机用户已经突破8.89亿。面对这一巨大市场，投资商、制造商、销售商也蜂拥而上，出现了巨大的手机供应市场。手机供销商为争夺市场，大打价格战，使手机售价大幅下滑，我们熟悉的同种品牌的手机从几千元的价格降到了几百元，手机价格对老百姓越来越具有亲和力。

（1）结合所学的经济生活知识，请你说说手机价格不断下降的原因有哪些？（8分）

（2）面对激烈的价格战，为了在竞争中处于有利地位，手机生产企业应该怎么办？（9分）

句型转换。

1. By comparing with others, you will find your problems are not so terrible. (划线部分提问)

    ______ ______ you find your problems are not so terrible? 

2. It is interesting to send English messages to friends on a mobile phone. (改为感叹句)

    ______ ______ interesting thing it is to send English messages to friends on a mobile phone! 

3. It would be nice if we could get a room with a kitchen so we could cook our town meals. (改为同义句)

    It would be nice if we could get a room ______ ______ a kitchen so we could cook our own meals.

4. Being a volunteer is great. (改为反义疑问句) 

    Being a volunteer is great, ______ ______?

5. The woman teacher asked the students "Can you understand what I am saying?" (改为间接引语)

    The woman teacher asked the students ______ ______ could understand what she was saying.