Unit 6 Electricity everywhere 词形转换（含答案解析）-沪教版（2024）七下英语词汇运用专题训练

Unit 6 词形转换（含答案解析）-沪教版（2024）七下英语词汇运用专题训练 1．We can save (electric) by using the air conditioner less often. 2．We must read these (instruction) carefully before using the machine. 3．The air conditioner is (connect) to the computer in my house through the Internet. 4．We use (electric) to run machines. 5．Look! The children are making some class (rule) now. 6．We should make sure the of the journey and travel to reach our place. (safe). 7．We should always ensure our and keep ourselves in any situation.(safe) 8．We should help old people cross the road (safe). 9．China’s T-Flight may reach a (speed) of about 2,000 km per hour in the near future. 10．We have been without (electrical) for three hours, but it’s on again now. 11．As parents, we have the responsibilities to give our children a sense of (safe). 12．Go to the store and get two bottles of (yogurt), Kevin. 13．We are all worried about your . (safe) 14．We can see many (battery) in our daily life. 15．He has (power) energy to keep on working. 16．This is a ticket for (speed). 17．Can you tell me how (connect) them 18．The train is going through Beijing at a high . (speed) 19．We had some problems, so we went to find a policeman. (safe) 20．It’s important to follow the (safe) tips outdoors. 21．The of the student is very important. (safe) 22．The thick wire is to the power station. (connect) 23．The mouse can’t work because it’s not (connect) to the computer. 24．Xiao Wang drives too fast, so he gets a ticket for (speed). 25．My phone is (connect) to the Wi-Fi network of the Shenzhen Library. 26．Truly (power) men know how to control their anger. 27．The TV set couldn’t work without (electrical). 28．Tom’s father is a fireman. He will come to our school to give a talk on fire . (safe) 29．Everyone should learn some signs about water . (safe ) 30． is very important in our life. ( electrical ) 31．When speaking of Korea, people always it to some pop stars. (connection) 32．Nowadays, Chinese people are worried about the of food in their life. (safe) 33． can help us drive a machine. (electric) 试卷第1页，共3页 试卷第1页，共3页 《Unit 6 词形转换（含答案解析）-沪教版（2024）七下英语词汇运用专题训练》参考答案 1．electricity 【详解】句意：我们可以少用空调来节约用电。根据“We can save…”可知，此处应用名词作宾语，electric的名词形式是electricity，为不可数名词。故填electricity。 2．instructions 【详解】句意：我们在使用这个机器前，必须认真阅读这些说明书。根据“these”可知此处要用可数名词的复数形式，故填instructions。 3．connected 【详解】句意：我家的空调通过互联网与电脑相连。“is + 过去分词”构成一般现在时被动语态，connect过去分词为connected，be connected to意为“连接到”，符合语境，故填connected。 4．electricity 【详解】句意：我们使用电来运行机器。此处作use的宾语，用名词electricity“电”，不可数名词。故填electricity。 5．rules 【详解】句意：看！孩子们现在正在制定一些课堂规则。some后接可数名词复数rules“规则”，故填rules。 6． safety safely safe 【详解】句意：我们要 ... ...