1£®--I’d like to invite you to dinner this Saturday. --_______.
A. Oh, no, let’s not B. I’d rather stay at home
C. I’m very sorry, but I have other plan D. Oh, no. That’ll be too much trouble.
2. _____ 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
3. Nobody but us _____ the secret.
A. know B. knows C. have known D. is known