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三校生的英语题目1Our class can___four small groupsA divide into B di

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三校生的英语题目
1Our class can___four small groups
A divide into B divide by C be divided into D be divided by
2The medicine is said to have a good_____on the disease.
A effect B effort C affect D result.
3Do you know ______the _______lamp
A invented ,electronic B invented electric.
Cduscovered,electromic D discovered,electric
答案CAB为什么谢谢了.
1、被动,into表示结果.
2、据词义可排除其他.
3、恐怕原句中know后有个who吧,invente表示发明,discover表示发现,故选invente,电灯:electric lamp