Kate had paid him in advance, which _________ was a mistake.

What are you going to do this weekend?— I’m not sure ______. Maybe I am going swimming.

Is your father in ?—No, he _______ for three days.

______ will you finish your work? It’s quite late now. —Please wait for another two hours.[ ]

How can I prepare for class, Mr. Johnson?　　　　— __you ____ my web page? You can download the notes and read them ahead of time.