PP 套题语法题请教!...

Test 1-2:

18. Most fishes and many reptiles have ribs along most of spine, but in mammals____ only in the chest area.

A. thay are found

D. are found

为什么选A而不选D?

29.  Although ____ instant critical acclaim in 1952,he never completed a second novel,publishing many short works instead.

C. Ralph Ellison's first novel,Invisible man,received

D. Ralph Ellison's first novel, Invisible man, was received

为什么选C而不选D?

T1-3:

7. Construction of first skyscraper began in Chicago in 1883 with the ten-story Home Insurance Building.

答案选B,怎样改正哦?

8. The Mississippi riverboat, which evolved from simpler steamship of the early 1800's, became the dominant form of passenger transport on the Mississippi River.

为什么选B阿?)

10. Stars provided early astronomer with a reference system for measuring the motions of planets, the Moon, and the Sun.

将astronmer 改成astronomy吗? reference是名词,为什么能修饰system呢?)

12. The brightly colored kingfisher that perches until it sights a fish, then dives into the water to catch its prey.

为什么选B? 抽象名词water前可加the?)

15. Published in 1957,John Cheever's first novel, The Wapshot Chronicle,earned _____ the National Book Award.

B. him

D. to him

为甚么选D而不选B?

谢谢!!!!!

谢谢!!

water前可以用the 哦? 可以说the water?)

The Mississippi riverboat, which evolved from simpler steamship of the early 1800's, became the dominant form of passenger transport on the Mississippi River.

此题一直有争议，我个人同意楼上的意见，改为steamships。