Can you post the reading portion also?
Okay so you just replace certain words in the sentences with the words in the brackets. For example, in the 2nd question you rewrite the sentence as Looking after animals is *far more* time consuming than looking after children. Hope this helps! :D
Like what quote? Any quote that you have to make up?
The correct answer here is "in the air". This phrase acts as an adverb of place as it describes where the virus is located. These phrases can modify a verb, adverb and adjectives and tells us more information about them like in this example "where" something is. They can also tell us about "how" or "when" or "why".