唯物主义所要回答的根本问题是 ( )A．物质和意识的关系问题B．物质是世界的本原

任务型阅读，阅读短文，按要求完成各题。

Dear Mike,

     We got your letter yesterday. Yes, we can visit you at Christmas. We thought to spend Christmas at

home, but now we are going to be with you. Jack will not be in school then.

     The weather in Chicago is cold, but it doesn't matter. Sometimes we like the snow.

     We got our plane tickets. We will get to your city on the 18th. We will stay with you for two weeks.

Is that all right with you?

     We'll take our favorite recipes (食谱), so we can have a nice Christmas dinner.

     See you soon. 

                                                                                                                             Love 

                                                                                                                             Mom and Dad

1. This letter is from Mike's _______.

2. In Chicago, it is _______ now.

3. Mike has a brother called _______. He is in school now.

4. Mike's parents will go to his city by _______.

5. His parents will come back on _______.

某公园上午有游人180人，下午有270人．如果每30位游人需要一名保洁员，下午要比上午多派几名保洁员？

前列腺炎以少腹、会阴、睾丸、腰骶隐痛为主，舌黯或有瘀点瘀斑，脉多沉涩，辨证为：

A．肾阳不足证

B．阴虚火动证

C．湿热壅阻证

D．湿瘀互阻证

E．气滞血瘀证

访谈法的首要工作是（）

A.提出问题

B.明确需要何种信息

C.准备访谈提问

D.询问问题的方式

某新建炼油厂的设备及管道的防腐蚀工程由A机电公司负责。由于设备及管道表面油污、铁锈和旧的防腐层等污染物的存在，会降低防腐与设备的结合强度，于是按规定对设备及管道进行金属表面预处理，保证了防腐施工的质量。按设计要求，为保证涂膜厚度均匀、外观平整和较高的生产效率，施工方选用合适的涂层方法，防腐衬里按要求采用聚氯乙烯塑料衬里。由于施工均按设计要求进行，施工方按期完成炼油厂的施工任务。

防腐蚀涂层采用刷涂法的缺点是( )。

A．劳动强度大

B．工作效率低

C．涂布外观欠佳

D．损耗大

E．污染环境