Is Mr Hu in the reading room?—No, he _______be there. He has gone to Tianjin.

Is this _______ lion or _______ elephant?

Don’t hurry. There are twenty minutes left. It’s _____ for us to get to the cinema.

We don’t have any classes_________ Sundays.[ ]

Look at that photo, what a happy family!—Yes, it’s a photo my family.[ ]