治胃痛的香砂养胃丸，常用于（）

[问答题]Practice 5　　‘Mini presentation’—about 6 minutes　　In this part of the test you are asked to give a short talk on a business topic. You have to choose one of the topics from the three below and then talk for about one minute. You have one minute to prepare your ideas.　　A  WHAT IS IMPORTANT WHEN…?　　Selecting a secretary for the general manager　　● Qualifications　　● Related work experience　　B  WHAT IS IMPORTANT WHEN…?　　Cancelling a business meeting　　● Making an apology　　● Reasons for cancellation　　C  WHAT IS IMPORTANT WHEN…?　　Motivating staff　　● Bonuses offered　　● Pleasant working environment

[单选题]《化学品分类和危险性公示通则》GB13690-2009，按物理危险分（）

[单选题]利用影响线求给定荷载作用下QC的值（）

[单选题]产生负摩阻力的条件是（）

[单选题]猩红热可产生（）

[单选题]成组技术是适用于（）

[单选题]我国古代的（）认为获得知识主要有“亲知”“闻知”和“说知”三种方式。

[多选题]作为舒适的客房，必须具备的基本条件包括()。

[单选题]What will happen to the workers if they keep on working without any rest?

[单选题]关于间接免疫荧光技术的叙述，不正确的是（）