I’m sorry to tell you it is nearly five months ___ smith got injured in the leg, but I think it won’t be long ____ he completely recovers.

Not until I began to work ____ how much time I had wasted.

Her behavior is __________.

— What impresses you most about your hometown?— The street, the length of which is four times ______ it was eight years ago．

. Rather than _______ on a crowded bus, I always prefer _____ an electric bicycle.