How much did the computer ________ you? And how much time do you ________ on it every day?

The computer is ______useful tool in _______world today.

How long ________they_________? —Sorry, I don’t know. But I know that Mr. Chen is going to _______a nurse next month.

I’m sorry to tell you that we will not tell you the results of the survey until we have looked through all the _______.

Is that your pencil ________ the lost and found case?[ ]