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1、 阅读短文,回答下列问题。
Tips for Using Electricity Safely
1. Always check electrical appliances for damage before using them.
2. Never plug too many devices into one socket (插座) — this can cause fires.
3. Keep water away from electrical equipment. Never use a hair dryer near a sink or bathtub.
4. Teach children not to play with sockets or electrical wires.
5. Unplug appliances when they are not in use, such as TVs and computers.
6. In case of a power outage (停电), use flashlights instead of candles to avoid fire risks.
(1)、Why shouldn't we plug too many devices into one socket?(2)、What should we keep away from electrical equipment?(3)、What should we teach children about electricity?(4)、What's the safe way to light up during a power outage?(5)、How many tips does the passage provide? -
2、根据语境或首字母提示填空,每空一词。
Electricity is a form of energy that powers our daily lives. We use it for lighting, cooking, and (drive) machines. Most electricity is produced in power stations, which can use fossil fuels or (renew) energy sources like solar and wind.
When using electricity, (safe) is very important. Never touch (electricity) parts with wet hands. If there is a power (fail), use candles instead of open flames.
We can also help by (save) electricity. Turn off lights when leaving a room and unplug (拔掉插头) appliances when they are not in . This reduces energy (consume) and lowers bills.
Scientists are developing new (technology) to make electricity production cleaner. By using (little) fossil fuels, we can protect the environment for future generations.
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3、 阅读短文,从A、B、C、D四个选项中选出最佳答案。
Last night, the electricity in my neighborhood went out suddenly. I was doing my homework by the desk lamp when everything turned1 . The fridge stopped working, and my phone couldn't charge. My family and I tried to find2 , but we had no candles at home.
In the dark, we had to sit together and talk. We usually spend evenings 3 our own devices (设备), but tonight we shared stories. It was a strange 4 without TV or the Internet. I realized how much we5 on electricity.
The next morning, the electricity came back on. I 6 to use electricity more wisely. For example, I'll turn off lights when leaving a room and 7 charging my phone overnight.
Over-use of electricity causes 8 problems like global warming. We should all take action to 9 energy. Every small step, like using low-energy bulbs, can make a 10 .
(1)A 、 bright B 、 dark C 、 quiet D 、 noisy(2)A 、 food B 、 water C 、 light D 、 heat(3)A 、 on B 、 in C 、 at D 、 for(4)A 、 experience B 、 experiment C 、 expression D 、 exercise(5)A 、 carry B 、 depend C 、 put D 、 turn(6)A 、 refused B 、 forgot C 、 decided D 、 failed(7)A 、 avoid B 、 enjoy C 、 practise D 、 suggest(8)A 、 health B 、 environmental C 、 social D 、 personal(9)A 、 waste B 、 save C 、 produce D 、 use(10)A 、 mistake B 、 choice C 、 difference D 、 plan -
4、 阅读短文,选择正确答案。
Electricity: A Modern Necessity
Electricity is an essential part of our modern lives. We use it to light our homes, power our computers, and run appliances like refrigerators and washing machines. But where does electricity come from?
Most electricity is produced in power stations. These stations use various methods, such as burning fossil fuels (coal, oil, gas) or harnessing (利用) renewable energy like wind and water. For example, hydroelectric (水力发电的) stations use the power of flowing water, while wind farms use wind turbines.
Electricity is useful but dangerous. It can cause serious injuries or fires if not used properly. Always remember to turn off appliances when they are not in use and never touch electrical wires with wet hands.
Scientists are working hard to find cleaner ways to produce electricity, such as solar power and nuclear energy. This helps reduce pollution and protect our planet for future generations.
(1)、What is the main idea of the passage?A、The history of electricity. B、The uses and production of electricity. C、The dangers of electricity. D、The future of electricity.(2)、Which of the following is a renewable energy source?A、Coal B、Oil C、Wind D、Gas(3)、Why must we be careful with electricity?A、It is expensive. B、It is hard to produce. C、It can be dangerous. D、It is limited.(4)、What should we NOT do when using electricity?A、Turn off appliances. B、Touch wires with dry hands. C、Use wet hands near electricity. D、Follow safety rules.(5)、What are scientists trying to do?A、Use more fossil fuels. B、Find cleaner energy sources. C、Stop using electricity. D、Increase electricity production. -
5、 明年将新建一座太阳能发电站。
A new solar power station next year.
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6、 这个机器人充满能量,可以工作一整天。
The robot is energy and can work all day.
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7、 我们必须确保所有电器都关闭了。
We must all electrical appliances are turned off.
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8、 你能告诉我电是如何产生的吗?
Can you tell me electricity produced?
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9、 电在我们日常生活中被广泛使用。
Electricity is widely used life.
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10、 These (电池) need to be recycled properly after use.
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11、 (化学的) energy can be converted into electrical energy.
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12、 Follow the (规则) of the lab when doing experiments.
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13、 My father is an (工程师) who designs power plants.
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14、 The sun (照亮) the earth and gives us heat.
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15、 We should (节约) water and electricity in our daily lives.
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16、 The (电线) in the wall carries electricity to every room.
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17、 The light bulb is a useful (发明) by Thomas Edison.
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18、 Be (小心的) when using a knife to open the box.
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19、 We can't live without (电) in modern society.
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20、 从方框中选择合适的词并用其正确形式填空。
connect, produce, safety, change, difference
(1)、Always pay attention to when working with electrical equipment.(2)、Wind turbines (风力发电机) electricity from wind power.(3)、Can you this electrical energy into mechanical energy (机械能)?(4)、Please the printer to the computer via USB cable.(5)、There are many between traditional and modern power stations.