question: from 1970-1983 ddt could be used for indoor treatment of young conifers, but the substance was also contained in an insecticide for furniture and woodwork.
Capitalize this past sentence correctly.
A: From 1970-1983 DDT could be used for indoor treatment of young conifers, but the substance was also contained in an insecticide for furniture and woodwork.

question: the bright rooms are decorated in modern lines, they have double beds and access to another terrace at the other end of the apartment.
Capitalize this past sentence correctly.
A: The bright rooms are decorated in modern lines, they have double beds and access to another terrace at the other end of the apartment.

question: this book came out in september 2014 already in germany and caused enormous shock waves.
Capitalize this past sentence correctly.
A: This book came out in September 2014 already in Germany and caused enormous shock waves.