______ 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 |
She is a diligent student, and all her spare time she has _____ staying in the library.
| A．is spent | B．spent | C．to spend | D．to be spent |
I still remember how many years ago_______ I last met her in the countryside.
| A．when it was | B．was it that | C．when was it | D．it was that |
His proposal is so idealistic that there are many______difficulties in putting it into practice.
| A．familiar | B．relative | C．practical | D．terrible |
As nobody here knows what is wrong with the machine, we ________send for an engineer to handle the problem.
| A．should | B．must | C．can | D．would |
The Spring Festival, a traditional Chinese festival, is celebrated in________Asian countries.
| A．many other | B．any other | C．other many | D．other any |