Seldom ____ as lonely as now, though I have been living in this house for more than 20 years.A have I felt B I have felt C I had felt D had I felt
How do people react __________ his speech against pollution?
In my opinion, learning is endless and the more knowledge you get, __________.
Thirty percent of the cattle __________ thin, but the rest __________ fat.
__________ of the land in that district __________ covered with trees and grass.
With great pain, the wounded soldier __________ to his feet and went on fighting.