Part Ⅰ (略) Part Ⅱ Reading Comprehension(35 minutes) Directions:(见第32页注) Questions 21 to 25 are based on the following passage: The refuse production of plants, in contrast with that of men, has been going on for millions of years. But disposal takes place silently,without of- Part I Reading Comprehension (35 minutes) Directions: (See note on page 32) Questions 21 to 25 are based on the following passage: The refuse production of plants, in contrast with that of men, has been going on for millions of years. But disposal takes place silently, without of-