Henry broke the window .I’ll ask him why __________ .
The number of the people who _______ cars _______ increasing.
I shall never forget those years _______ I lived on the farm with the farmers, _______ has a great effect on my life.
--- Did you ask the guard _______ happened? --- Yes, he told me all _______ he knew.
Smoking, _______ is a bad habit, is, however, popular.
You can depend on whatever promise _______ he makes.