Don’t touch the machine_________ the teacher allows you to.
–Attention, please. The flight has to be_______ because of the heavy rain.
–I don’t know your brother.-Oh. The man _______came to see me yesterday is my brother.
On April 14, 2010, a serious earthquake happened in Yushu. More than 2,000 people ______ in it.
People _______the southwest of China were in great need of water a couple of months ago.
—Is this your sweater, Joy?—No, It’s not________ sweater. ________is yellow.