III. Cloze Test:
Choose the word that best fits the given text.Question 41-45
         Many animals depend upon sound to find food, __41__ predators and communicate with oneanother. These species understandably suffer when loud motorways cut through their __42__. Some__43__ by singing more loudly, some change the timing of their calls to occur when fewer peopleare driving, others just move to quieter locales.
          All of these actions come with significant costs __44__ and scientists have long documentedthe ecological damage caused by noise pollution. It has always been __45__, however, that noise is aproblem unique to animals. But a new study has revealed that plants suffer too.
【題組】41.
(A) investigate
(B) endanger
(C) detect
(D) stalk