问题 问答题 简答题

钢瓶摆放应注意什么?

答案

参考答案:

钢瓶要直立使用、严禁倒立或卧倒使用,因为气瓶上面装的调压器是对液化石油气的气体起作用的,如果气瓶倒立或卧倒放,就会流出液体,液体变为气体呈250—300倍扩散与空气混合后,就会造成大面积的燃烧,甚至发生爆炸,所以是非常危险的。

单项选择题
阅读理解

Prepare: Plan ahead and think about what you are going to say. In the words of Mark Twain, it usually takes you more than three weeks to prepare for it.

Know your subject: Always make sure that you know the subject and have background information at hand for question time.

Know you audience: Find out who you will be addressing so that you can tailor(适合) your comments accordingly.

Make a point: Keep your speech short and brief and have a few clear points that you need to convey(传达).

Practice: Never learn your speech by heart as your speech will become stilted, but do practice it a few times in front of the mirror, your parents or your dog.

Eye contact: If the thought of looking into a sea of faces scares you, adjust your gaze(注视)regularly at different points in the room to create the same effect.

First impressions: Your first impression is important when making a public presentation. Find out about dress codes(准则) at the place so that you look your best and, if possible, check the microphone beforehand to ensure you know how to use it.

Get help: If public presentations are a major part of your life, read up on the art of speech---writing and delivery to improve your skills.

小题1:The advice benefits (有益于)____________________.

A.teachers

B.actors

C.speechmakers

D.spokesmen小题2:Knowing your subject helps you __________.

A.make a perfect speech

B.make better answers when asked questions about the subject.

C.keep a clear head

D.attract people’s attention小题3: The underlined word “stilted” probable means ________ here.

A.unnatural

B.unnecessary

C.unpleasant

D.undeveloped小题4:If asked for more advice besides what has been mentioned in the text, you may suggest ______.

A.eye contact with the audience

B.proper clothes

C.proper tones and body languages

D.more practice