Whenusingfireworks,itisessentialthatyouusetheminasafean...
問題詳情:
When using fireworks, it is essential that you use them in a safe and secure manner. In the following paragraphs, we will throw some light on the safety measures that you should adopt when using fireworks.
When shopping for fireworks, it is crucial that you ask shop owners if they are selling products that are safe and meet the safety criteria set by your community. Additionally, it is a good idea to check the business license of the individual that you are buying fireworks from. It has often been seen that in many regions, people have set up firework shops and sold home-made fireworks. Most of these products are forbidden by law and are very dangerous for your health.
Read the labels(標籤) carefully and adhere to directions. All fireworks should carry a caution label talking about necessary security measures. Before lighting the fireworks, it is important that you read each of the labels on the package. You should also avoid lighting multiple fireworks at one time. Make sure that the spectators are at a significant distance away before lighting the fireworks. Never throw these fireworks at any person. Doing this might cause serious damage to vital organs.
Additionally, it is important to have a fire extinguisher (滅火器) nearby to prevent any minor accidents from getting destroying . Seeing that it’s important that you light the fireworks in a place that is away from the population, it is necessary to have a first-aid kit close by. Bringing a cellphone along with you is also recommended. Only adults can light and handle fireworks. Designate (指定) an area for children to sit and enjoy the fireworks.
It is necessary to ensure that the fireworks you are buying are allowed in your locality. Several types of fireworks are illegal because they have brought on serious injuries, destruction, and in many cases death in the past. It is dangerous to use this kind of fireworks which could result in serious injury.
27. This passage intends to tell readers________.
A. some ways to set off fireworks
B. how to prevent the fire caused by fireworks
C. some safety measures of playing with fireworks
D. how to prevent children from playing fireworks.
28. Checking the business license of shop owners aims to______.
A. avoid buying illegal fireworks.
B. judge whether they are terrorists
C. tell if fireworks are sold at a very high price
D. know the materials used to make fireworks
29. The underline part “adhere to” in Paragraph 3 is closest in meaning to “____”.
A. add to B. stick to C. watch over D. choose from
30. What can we learn from the last two paragraphs? A. Fireworks are too dangerous to play with
B. There are many types of illegal fireworks on sale
C. You should take a phone when setting off fireworks
D. Lighting fireworks in a proper place is the most important
【回答】
CABC
知識點:科普環保類閱讀
題型:閱讀理解
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一個質量為4kg的物體靜止在足夠大的光滑水平地面上.從t=0開始,物體受到一個大小和方向週期*變化的水平力F作...
問題詳情:一個質量為4kg的物體靜止在足夠大的光滑水平地面上.從t=0開始,物體受到一個大小和方向週期*變化的水平力F作用,力F的變化規律如圖所示.則( )A.t=2s時物體沿負方向運動的位移最大B.t=4s時物體運動的位移達最小值C.每個週期內物體的速度變化為一定值D.從t=0開...
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如圖,形狀相同、大小相等的兩個小木塊放在一起,其俯檢視如圖所示,則其主檢視是( ).
問題詳情:如圖,形狀相同、大小相等的兩個小木塊放在一起,其俯檢視如圖所示,則其主檢視是( ).【回答】D知識點:三檢視題型:選擇題...
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用若干個體積為1的正方體搭成一個幾何體,其正檢視、側檢視都是如圖所示的圖形,則這個幾何體的最大體積與最小體積的...
問題詳情:用若干個體積為1的正方體搭成一個幾何體,其正檢視、側檢視都是如圖所示的圖形,則這個幾何體的最大體積與最小體積的差是()A.2B.3C.4D.5【回答】解析:由正檢視、側檢視可知,此幾何體的體積最小時,底層有5個小正方體,上面有2個小正方體,共7個小正方體;體積最大時,底...
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