Do you think that housing price will keep ________ in the years to come?— Sorry，I have no idea.

.He wanted to know what I thought, _____ confused me because I thought the author knew more than I did

He stared at the empty bottle for a while, feeling happy that he had sent the butterfly back ________ it belonged-nature[ ]

Little Tom _____ computer games when his mother got home.

Man must produce more grain to support the _____ growing population on earth