Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word for each of the numbered blanks.

THE LIFE OF COUNTRY VET

Don Strange, who works as a vet in northern England, leads a busy life. As well as having to treat pets which are unwell, he often visits farms where problems of (33) _______ kinds await him. He has lost (34) _______ of the number of times he has been called out at midnight to give advice to a farmer with sick sheep or cows.

Recently, a television company chose Don as the subject of a documentary program it was making about the life of a country vet. The program showed the difficult situations Don faces every day such as helping a cow to give birth or winning the trust of an aggressive dog (35) _______ needs an injection. Not all of Don’s patients are domestic animals, (36) _______, and in the program people saw him helping an owl which had a damaged wing. It also showed Don holding a meeting with villagers concerned about the damage a new road might do to their (37) _______ environment. 

Điền ô số 33