通过财产清查，可以挖掘财产物资的潜力，有效利用财产物资，加速资金周转。 （ ）

根据汉语提示，完成句子。

1. The first snow of 2010 was heavy and had a huge _______ (影响) on our lives.

2. Jack has _______ (后悔) that he spent too much time on playing computer games.

3. Air pollution may cause _______ (呼吸) problems.

4. What we have seen in the countryside these days will be _______ (难忘的).

5. We usually have a class meeting on _______ (星期三).

6. Premier ( * * ) Wen Jiabao wrote "Much Distress Regenerates a Nation" (多难兴邦) on the blackboard in

    Beichuan Middle School to ______ (鼓励) the students to study hard.

In that terrible earthquake, ______ who were killed ______ more than 20,000.

A．the number of people; was

B．a number of people; were

C．many people; were

D．the number of people; were

栀子善泻三焦之火，上清心、肺之火，中泻胃火，下泻肾火。

美国初中一年级开设《Focus on Life Science》包括了：(1)生命；(2)动物和植物；(3)微生物与疾病；(4)人类生物学；(5)生殖和遗传；(6)生态学和人类的影响等六个专题，其作用是使每个学生有自信心和培养学生持续发展的能力。

自耦变压器的中性点为什么必须接地？