Nowadays people are more aware that wildlife all over the world is in

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 31 to 35

          Nowadays people are more aware that wildlife all over the world is in (31) ________. Many species of animals are threatened, and could easily become (32) ________ if we do not make an effort to protect them. There are many reasons for this. In some cases animals are hunted for their fur or for other valuable parts of their bodies. Some birds, such as parrots, are caught (33) ________, and sold as pets. For many animals and birds, the problem is that their habitatsthe place where they live-is disappearing. More land is used for farm, for houses and industry, and there are fewer open spaces than there once were. Farmers use powerful chemicals to help them grow better crops, but these chemicals pollute the environment and (34) ________ wildlife. The most successful animals on Earth, human beings, will soon be the only ones (35) ________ unless we can solve this problem.

Điền vào ô số 34