3: Non-fictional prose forming an independent part of a publication.
9: A person whose profession is teaching.
10: Cause to undertake a certain action; 'Her greed ______ her to forge the checks.'
11: For each, or for every.
13: Long front legs and a very long neck gave this dinosaur a giraffe-like stance and great height.
14: Giver of the good advice
17: The domed head, large dark expressive eyes, short deep muzzle are characteristic points of this breed of dog. The coat is flowing, long, silky and abundant. The long, feathered ears are a striking breed feature.
20: Contraction for 'it is.'
21: Delivery docs, for short