The air in mountains ___________ fresher than in cities. ...

The air in mountains ___________ fresher than in cities.

A. is

B. are

Select your answer:

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the nose

A. naval academy

B. nasal cavity

C. nativity

D. nasality

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Imagine this, Daniel, Aria, and Avery are eagerly waiting for a surprise. She ____ send them a parcel next week. What do you think will fill in the blank?

A. can

B. could

C. will be able to