Question: His terrible behavior and personality matched his outward appearance
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Answer: His terrible behavior and personality matched his outward appearance.

Question: It is one book
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Answer: It is one book.

Question: An example of this is when building roads you are obliged to find out that no species are threatened in the long run if you build a road right there
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Answer: An example of this is when building roads, you are obliged to find out that no species are threatened in the long run if you build a road right there.

Question: Enjoy this very cosy studio near Las Ramblas consisting of a single space and bright living room with access to a small balcony
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Answer:
Enjoy this very cosy studio near Las Ramblas, consisting of a single space and bright living room with access to a small balcony.