I’m certain David’s told you his business troubles. _________, it’s no secret that he owes a lot of money to the bank.
All I have learned about the exam____ that three students faileD. A. is B. are C. will be D. have been
All but Tom ___that film before.
“____either you or he to go there?” “_____is.”
____of the land in that district ____covered with trees and grass.
Burning all the lights in the classroom will be a great______ on electric power.