Directions: For each numbered blank in the following passage, there are four choices marked A, B, C and D)Choose the best one and mark your answer on the ANSWER SHEET by blackening the corresponding letter in the brackets. (10 points) Many birds that once flew in large numbers have vanished completely. Why have so many birds become 41? Some birds were killed by animals 42 for food. For example, during World War co, the rodents(??3Y???-??) that came to Norway on ships completely destroyed the flightless rail(? ?)in two years. Sometimes, the 43 birds need to survive has been destroyed. Rabbits, for example destroyed plants that, 44 turn, caused the deaths of threea2fifths of the birds on an island in the Pacific Ocean. Man, too, is 45 of killing birds. By 1914, the passenger pigeon was lost even though there had been millions of them in the 1800s. The Carolina parakeet was last 46 in 1920 after it had been named a garden pest and 47 for its pretty feathers. Many other birds have been lost forever Today, birds are threatened as the human population increase and as the world becomes more dustrialized. Factors responsible for this problem include land clearing, swamp draining, contagious bird diseases and wars. 48 birds now are 49 protected form hunters, but conservation measures are sometimes lax. 50 we change our ways, we??ll find that many species of birds will disappear. A)exhausted B)exhibited C)extinguished A)liking B)searching C)making D)living A)vegetation B)vegetable C)vegetating ara A)by B)in C)for D) Criticize B)blamed C)guilt D)aware A)seen B)pictured C)appeared A)found B)huntedDirections: For each numbered blank in the following passage, there are four choices marked A,B,C and D) Choose the best one and mark your answer on the ANSWER SHEET by blackening the corresponding letter in the brackets. (10 points) Many birds that once flew in large numbers have vanished completely. Why have so many birds become 41 ? Some birds were killed by animals 42 for food. For example, during World War ￠ò, the rodents(??3Y???ˉ??) that came to Norway on ships completely destroyed the flightless rail(? í?|) in two years. Sometimes, the 43 birds need to survive has been destroyed. Rabbits, for example, destroyed plants that, 44 turn, caused the deaths of threea2fifths of the birds on an island in the Pacific Ocean. Man, too, is 45 of killing birds. By 1914, the passenger pigeon was lost even though there had been millions of them in the 1800s. The Carolina parakeet was last 46 in 1920 after it had been named a garden pest and 47 for its pretty feathers. Many other birds have been lost forever. Today, birds are threatened as the human population increase and as the world becomes more industrialized. Factors responsible for this problem include land clearing, swamp draining, contagious bird diseases and wars. 48 birds now are 49 protected form hunters, but conservation measures are sometimes lax. 50 we change our ways, we??ll find that many species of birds will disappear. A)exhausted B)exhibited C)extinguished D)extinct A)liking B)searching C)making D)living A)vegetation B)vegetable C)vegetating D)vegetarian A)by B)in C)for D)on A)criticized B)blamed C)guilty D)aware A)seen B)pictured C)appeared D)discovered A)found B)hunted