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 23 to 27.

Nowadays people are more aware that wildlife all over the world is   in (23)................ Many species of  animals are threatened, and could easily become (24)................ if  we  do  not make an    effort  to protect them. In some cases, animals are hunted for their fur or for other valuable parts of   their  bodies. Some  birds, such  as  parrots, are  caught (25) ................ and  sold  as  pets.  For  many  animals and birds the problem is that their habitat - the place where they live - is  disappearing. More land is used for farms, for houses or industry, and there are fewer open spaces than there once were. Farmers use powerful chemicals to help them to grow better crops, but these chemicals pollute the environment and (26)................ wildlife. The most successful animals on earth - human beings -   will soon be the only ones (27)................ unless we can solve this problem.

(23)...................

• A. threat
• B. problem
• C. danger
• D. vanishing