______of them knew about the plan because it was kept a secret.

We made ____ clear when and where we ____ going to have the meeting.

My family has two dogs. One is white, ________ is black.

--- Do you speak Chinese, or Japanese? ---- I don’t speak_____ of them. 

The manager was very angry, for he had sent his business partner two thousand machines yesterday, half of _________ unqualified.