​Give the right form of the words in bracket

​
Give the right form of the words in bracket:
Waves will be used as an.......friendly sources of energy (ENVIRONMENT)
Rewrite these following sentences using given words
1.There are more vehicles on the road now?
​ => There did not used to.......................................................................
2. Althought they are short, they still love playing sports.
=> In spite of..........................................................................................
3. The distance from the city center to my hometown is about60 kilomert
=> It's.....................................................................................................
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