What are the two main elements used to analyze the conference members （the audience of your conference proposal)？

A、吸收式制冷机的热力系数是衡量制冷机制热能力大小的参数

B、吸收式制冷机的最大热力系数与环境温度无关

C、吸收式制冷机的热力系数仅与发生器中的热媒温度有关

D、吸收式制冷机的热力系数仅与发生器中的热媒温度和蒸发器中的被冷却物的温度有关

A、保持侧卧位睡眠

B、减重、戒除烟酒、避免白天过度劳累

C、外科手术

D、应用镇静催眠药物，尤其是苯二氮卓类

图1中，电动机启动时应操作( ）

A、QB合上

B、QB合上、SF2压下

C、QB合上、SF1压下

D、无法确定

Read the information and the chart below. What findings can you report according to the chart? You work in the marketing department of your company and your line manager has delegated to you the task of preparing a short report. You must report on the number of people visiting the company website in the last three months and propose a marketing strategy for the next three months. You have already made some handwritten notes on the information below.

A、Over the last three months, the number of visitors has increased by 650. There are two reasons for the increase

B、With regards to costs, banners have cost 3200 euros a month but very few people seem to visit the website as a result of these.

C、On the other hand, the newsletter doesn’t cost anything (other than my time) but has helped to increase the number of visitors.

D、/

A、一

B、二

C、三

D、四

A、内嵌各个部分的相关性

B、设计者和发行者的信用增强

C、投资者的风险容忍程度

D、产品交易的流动性

A、阿司匹林应饭后服用

B、增进食欲的药物应饭前服用

C、磺胺类药物服用后要少饮水

D、缓释片、胶囊、肠溶片吞服时不可嚼碎