To be frank, I really don’t know what SOS ____________. Can you explain it?
_________ did the students realize that they were mistaken about spiders.
Fans from miles around crowded into the stadium for the concert of Jay Chou on September 4th, 2010, _________ are popular with teenagers.
--- Can you balance your ________? --- Sure. Low as my salary is, I can make both ends meet.
The young teacher made ________ silly mistake and out of _________respect for his feelings, I didn’t point it out in class.
—Putting on a happy face not only helps us make friends but also makes us feel better. —_________.