Put 5 types of questions for each sentence:Researchers make observations.Technology makes life easier.Radio broadcasts

1. Do researchers make observations? Do researchers make observations or not? Why do researchers make observations? Researchers make observations, don\'t they? Who makes observations? 2. Does technology make life easier? Does technology make life easier or not? Why does technology make life easier? Technology makes life easier, doesn\'t it? What makes life easier? 3. Does radio broadcast news? Does radio broadcast news or not? How often does radio broadcast news? Radio broadcasts news, doesn\'t it? What broadcasts news? 4. Did they start researching this problem yesterday? Did they start researching this problem yesterday or not? When did they start researching this problem? They started researching this problem yesterday, didn\'t they? Who started researching this problem yesterday? 5. Did sciences contribute much to modern technology? Did sciences contribute much to modern technology or not? Why did sciences contribute much to modern technology? Sciences contributed much to modern technology, didn\'t they? What contributed much to modern technology?