精选优质文档-倾情为你奉上Reading Comprehension Multiple Choice Questions (Passages 1-20)Directions; There are 20 reading passages in this unit. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked A), B), C) and D). You should decide on the best choice and mark it with a single line through the centre.Passage 1Parrots are becoming one of the most popular pets in Americaand for good reason. The parrot is an extraordinary bird
