中央“八项规定”、“六项禁令”出台后，“三公”消费得到有效遏制，高端月饼、西湖龙井、金秋蟹礼、香烟名酒等奢侈品行情惨淡，纷纷“割肉”降价。这表明(    )

A．人们的消费日趋理性

B．国家政策决定商品价格

C．我国居民购买力逐渐降低

D．商品价格受供求关系影响

按要求改写句子。

1. Can she go to the movies? (作否定回答) 

    _____________________________________________________.

2. the, concert, you, on , to, can, Monday, go (连词成句)

    _____________________________________________________? 

3. Tom went home by bus. (改为一般疑问句)

    _____________________________________________________?

4. Please go to the party! (改为否定句)

    _____________________________________________________!

5. you, your, visit, week, next, thank, to, for, invitation (连词成句)

    _____________________________________________________.