I saw him leave the office an hour ago . He ____ at this time .
| A．mustn''t be working | B．can''t be working |
| C．can''t work | D．may not being working |
The two words have the same pronunciation, but they are different ______ spelling and meaning.
| A．in | B．from | C．with | D．about |
The town is _____ with water from a reservoir in the hills.
| A．supplied | B．equipped | C．pleased | D．satisfied |
. ______ all the effort we had made, we still lost that important game.
| A．Though | B．Despite | C．While | D．Because of |
________ 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 |
________ snacks and drinks, but they also brought cards for entertainment when they had a picnic in the forest.
| A．Not only they brought | B．Not only did they bring |
| C．Not only brought they | D．Not only they did bring |