He found his son________by letters and papers and________very worried.
Edward, you have grown up. You should learn to make your own room_________.
These natural disasters have warned us that everyone should start to protect the_________ immediately.
There_________still some milk in the fridge. It’s not necessary to go to the store today.
—_________T-shirt do you like better, the red one or the blue one? —I prefer the red one.
Your English teacher has never lost his temper, _________he?