2017托福100篇阅读理解试题（七）_第2页

　　5. The passage mentions shrimps, spiders, and insects in line 9 because their skeletons

　　(A) can be destroyed by fungi

　　(B) have unusual chemical compositions

　　(C) contain a material found in the walls of fungal cells

　　(D) secrete the same enzymes as the walls of fungal cells do

　　6. Which of the following terms is defined in the passage ?

　　(A) "chlorophyll" (line 5)

　　(B) "polymer" (line 8)

　　(C) "hyphae" (line 12)

　　(D) "enzymes" (line 14)

　　7. The word "those" in line 13 refers to

　　(A) tips

　　(B) hyphae

　　(C) enzymes

　　(D) walls

　　8. Fungi have all of the following characteristics EXCEPT

　　(A) They grow hyphae.

　　(B) They secrete enzymes.

　　(C) They synthesize cellulose.

　　(D) They destroy crops.

　　9. The word "Entire" in line 18 is closest in meaning to

　　(A) certain

　　(B) whole

　　(C) mature

　　(D) diseased

　　10. The passage describes the negative effects of fungi on all the following EXCEPT

　　(A) buildings

　　(B) animals

　　(C) food

　　(D) soil

　　11. The phrase "bring about" in line 21 is closest in meaning to

　　(A) cause

　　(B) join

　　(C) take

　　(D) include

　　12. The passage mentions "penicillin" in line 25 as an example of

　　(A) a medicine derived from plants

　　(B) a beneficial use of fungi

　　(C) a product of the relationship between plants and fungi

　　(D) a type of fungi that grows at extreme temperatures.

　　参考答案：DABDC CDCBD AB