“What did he ask you?” —–“_____ I would be late.”

Whenever I go past the office, I find him________ on the computer.

________ great fun I have _______ Frisbee（飞盘）with my dog! He can always catch it quickly!

You ______be sitting in this waiting room, sir. You see, it is for women and children only.

The factory ___ I am going to is the place ___ my mother used to work many years ago