.－Who taught _____ to swim?－I learned it by _____.

The mountain isn’t too ________. ______afraid, dear.

Let’s visit the old people’s house. —______ my mother asks me to do homework at home?

There is _______ “u” and _______ “s” in the word “use”.

Are you afraid of the dark? —Me? Oh, yes! I usually go to sleep _____ my bedroom light on. [ ]