It was not until the 18th century that man realized that the whole of the brain was involved in the working of the mind，　　　　？

Have you thought of the topic for the composition? — Not yet．I _____ it very carefully, but I haven’t decided

What do you usually do in the morning –I often practice_________English.

The villagers thought highly of the way　　　we treated the beggar

Has the homework been finished? — Our teacher asked you .