The baseball is on the floor, ________ the bookcase and the desk.
The number of people invited _____fifty, but a number of them ______ absent (缺席) for different reasons.
Mr. Wang was ______ because he was late for work. He is out of work now.
—Must we go there together at once?—______ you ______ he goes there, only one student is needed.
My ______ sister who works in the bank is two years ______ than I.
— Where did you go on ______ Day?—Nowhere. I just studied at home.