| A.He shows no opinion either for or against them. |
| B.He thinks that they are unnecessary and cruel. |
| C.He believes they play an important environmental role. |
| D.He expresses a desire that more of them be built. |
| A.remain | B.disappear |
| C.become rarer | D.get killed |
| A.will rise by 5% next year |
| B.is relatively stable |
| C.is 95% smaller than in the past |
| D.has fallen to 95% |
| A.are too expensive to run | B.put animals in danger |
| C.do not provide enough food | D.keep animals locked up |
| A.make a lot of money | B.entertain visitors |
| C.ensure animals’ survival | D.educate the public |