i) My friend Ravi never tells lies.
ii) There is a door at either end of the corridor.
iii) Perhaps you are going home.
iv) Our principal knows every student in school.
v) One is not enough. I want many more.
vi) I wish I had wings.
vii) It is indeed a remarkable achievement.
viii) They began quarrelling early in the morning, it is 12 noon. Still they are quarrelling.