the way we apply science to daily life to meet our needs or solve problems
A. technology
B. efficiency
C. conservation

Random Topics:
ComparisionGrammar: SyntaxSimple and Progressive Verb TensesAdjectives & PrepositionsDegree of ComparisonGrammar - Collective NounsNoun, Verb, AdjectiveAdverbial Clauses of Reason / CausePast TenseModalsOther quiz:
Future Tenses › ViewI _______________my homework by the time you arrive home.
A. will complete
B. will be completing
C. will have completed
D. am going to complete
Grammar › View
_____ coffee are there in the kitchen?
A. How many cans of
B. How many cans
C. How many
D. How much
Grammar › ViewKhurt: “I was writing a letter yesterday.”
A. Khurt said that he had been writing a letter before that day.
B. Khurt said that he was writing a letter the day before.
C. Khurt said that he had written a letter before that day.
D. Khurt said that he wrote a letter the day before.
Grammar › View
I have sent you a lot of letters but you have never been…………………
A. response
B. respond
C. responsive
D. responsively
