_____ bad weather it is. It has been raining for two weeks.
—I think the man over there must be Bob. —It ______ be him. He has gone to Paris.
Everyone knows that Diaoyu Island belongs ______ China.
--- Dad, I'm going for Jim's birthday party. I'll be back before 10:00. --- ____________.
The ________ meeting _______ at two o'clock in the afternoon.
______ takes my mother two hours _______ housework every day.