2014托福考试阅读模拟试题训练（16）

　　15. According to paragraph 2, the construction of the nest allows water to
　　(A) provide a beneficial source of humidity  in the nest
　　(B) loosen the materials at the bottom of the　nest
　　(C) keep the nest in a clean condition
　　(D) touch the bottom of the eggs

　　16. All of the following are part of a parrot’s　incubation method EXCEPT
　　(A) heating the water vapor as it rises from the　bottom of the nest
　　(B) arranging nesting material at the bottom ofthe nest
　　(C) transferring heat from the parent to the top of the eggshell
　　(D) maintaining a constant temperature on the eggshell

　　17. The word "suspend" in line 19 is closest in meaning to
　　(A) build
　　(B) paint
　　(C)hang
　　(D) move

　　18. The word "fatal" in line 25 is closest in meaning to
　　(A) close
　　(B) deadly
　　(C) natural
　　(D) hot

　　19. The word "secure" in line 27 is closest in meaning to
　　(A) fiesh
　　(B)diy
　　(C)safe
　　(D)warm

　　20. According to paragraph 3, a deep foundation of nesting material provides
　　(A) a constant source of humidity
　　(B) a strong nest box
　　(C) more room for newly hatched chicks
　　(D) protection against cold weather

　　21. Which of the following is a problem with commercial incubators?
　　(A) They lack the natural temperature changes of the outdoors.
　　(B) They are unable to heat the eggs evenly
　　(C) They do not transfer heat to the egg in the same way the parent bird does.
　　(D) They are expensive to operate.

　　22. Which of the following terms is defined in thepassage?
　　(A) Aviculturists (line I)
　　(B) Gradient (line 8)
　　(C) Incubation (line 15)
　　(D) Embryo (line 24)

　　参考答案： DAACA DCBCD CA