________of the land in that district________covered with trees and grass.
| A．Two fifth；is | B．Two fifth；are |
| C．Two fifths；is | D．Two fifths；are |
57. Few pleasures can equal _____ of a cool drink on a hot day.
| A．some | B．any | C．that | D．those |
58. I hate ______ when people talk with their mouths full.
| A．it | B．that | C．these | D．them |
59. Mary learned Chinese for about two years, _______is, from 1993 to 1995.
| A．this | B．that | C．it | D．he |
60. She is doing her homework .I'll do_______.
| A．such | B．so | C．the same | D．the same as |
61. In some restaurants, food and service are worse than ______ used to be.
| A．they | B．it | C．them | D．that |