We must have the machine ____.
If prices rise too high, the government has to do something ______ it.
— How long have you _______ this book?— About ten days.I _______ it last month.
— When will the second class begin?— _________ two minutes.
— I’m sorry I can’t find the library book anywhere.— So…I’m afraid you have to _________ it.
— ______ Mary ______ Alice has joined the music club because they have no time.— It’s a pity!