Put 5 types of questions: Technology makes life easier.
Put 5 types of questions: Radio broadcasts news.
Put 5 types of questions: They started researching this problem yesterday.
Put 5 types of questions: Sciences contributed much to modern technology.

1)Does technology make life easier?
Doestechnology make life easier or more difficult?
Technologymakes life easier, doesnt it?
Whatmakes life easier?
Whatdoes technology make easier? 

2)Does radio broadcast news?
Doesradio broadcast news or music?
Radiobroadcasts news, doesn’t it?
Whatbroadcasts news?
Whatdoes radio broadcast? 

3)Did they start researching this problem yesterday?
Didthey start researching this problem yesterday or last month?
Theystarted researching this problem yesterday, didnt they?
Whostarted researching this problem yesterday?
Whendid they start researching this problem? 

4)Did sciences contribute much to modern technology?
Didsciences contributed much or little to modern technology?
Sciencescontributed much to modern technology, didnt they?
Whatcontributed much to modern technology?
Wheredid sciences contribute much to?

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