_____ reading may take up too much of your time, it is very helpful in raising your grades efficiently.
If you think that treating a child well means always __________ his permission for things, think again.
I hear they've promoted Tom, but he didn't mention __________ when we talked on the phone.
I still remember __________ to see films in the open air when I was young.
The suggestion they all objected to __________ very effective finally.
—What made you so happy?—__________ the first prize.