英語閱讀理解簡單練習(xí)題參考

　　The ground is full of seeds that cannot rise into seedlings; the seedlings rob one another of air, light and water, the strongest robber winning the day, and extinguishing his competitors. Year after year, the wild animals with which 5 man never interferes are, on the average, neither more nor less numerous than they were; and yet we know that the annual produce of every pair is from one to perhaps a million young; so that it is mathematically certain that, on the average, as many are killed by natural causes as10 are born every year, and those only escape which happen to be a little better fitted to resist destruction than those which die. The individuals of a species are like the crew of a foundered ship, and none but good swimmershave a chance of reaching the land.

　　1. The robber in the first sentence is most like which of the following mentioned in the paragraph

　　A. wild animals

　　B. produce of every pair

　　C. individuals of a species

　　D. crew of a foundered ship

　　E. good swimmers

　　2. The main point the author conveys is that

　　A. natural populations of animals in the wild increase in numbers exponentially

　　B. all members of a species are in violent competition with one another

　　C. in the struggle to survive, the fittest survive

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