1、Section A,Unit 9 When was it invented?,1a-1c,练习: 用be动词的正确形式填空.,A knife _ used to cut apples. 2. The air _ polluted already. 3.The rooms _cleaned later. 4. The students _ asked to have breakfast. 5.They_ encouraged to study hard in the past. 6.Not only he ...
The fifth paragraph mainly tells us that A. what the alarm clock looks like B. who invented the alarm clock C. how the alarm clock works D. why was the alarm clock invented( B )34. According to the passage, we know that A. it's dangerous to cook bacon for breakfast B. people ...
B: Well, I think it was invented in .A.1885B.1876C.1927D.1971A: When was the telephone invented?B: Well, I think it was invented in .A.1885B.1876C.1927D.1971Look at the things. In what order do you think they were invented?1aA: I think the calculator was invent 19、ed ...
1、Unit 9 When was it invented?Four ancient inventionscompassgun powderMoveable type printingpapercalculatormicrowave ovenlight bulbshigh heelsadjustable heelsadjustable 可调整的可调整的ice cream scoop heat 加热加热scoopslippersa batterybatteriesoperate 操作操作A: When was the car invented?B: Well, I ...
WhenI…Hewasdoing…WhenIcalledhimup,itwassleeping.第九页第九页,共193页。WhileI…Hewasdoing…WhileIwassleeping,hewaseating.第十页第十页,共193页。Whenit…Hewasdoing…Whenitwalkedonthestreethewaseating.第十一页第十一页,共193页。Whilethey…Idid…WhiletheywerefightingwitheachotherIslept.第十二页...
用多媒体展示图片,让学生说英语,然后用实物学习新单词calculator,在图片下显示发明物的时间,接着问:when was it invented? can you say the year? 让学生来猜invent的含义进而学习新词。教师根据图片和时间引出:the telephone was invented in 1876.这是本课重点,学习一般过去时态的被动语态。再次利用图片提问学生,...
When was the metric system invented? When was fire invented? When was the first refrigerator invented? When was indoor plumbing invented? When was the hair dryer invented? When was the hot air balloon invented? When was the defibrillator invented?
He continued to worry about the kerosene lamp. By this time, he realized it was not just bad for schoolchildren but for the whole family. First, it can cause illnesses such as coughs. Also, the light can hurt people’s eyes. Besides...
When did Hypatia invent the astrolabe? When was the electric lamp invented? When was the first digital alarm clock invented? When was the street light invented? When was the magnetic compass invented? When was electricity invented? When was antiquarian scribe invented?
C. By the Chinese. 8. A. Because they are sour. B. I like the taste. C. Would you like some? 9. A. Don't say so. B. It's my pleasure. C. I'm glad to hear that. 10. A. It was used for calling. B. It was invented in 1876. C. Bell invented it. 三、听短对话,选...