I’m going to the graduation dance tonight but I don’t think I look attractive enough— Oh, darling, don’ t worry _______

What do you think of the lecture of Li Yang’s Crazy English—I think it’s________，but someone thinks it’s much too________．

Do you regret paying 500 dollars for your necklace? –No, I would gladly pay__________ for it.

Unemployment in USA is to remain high in 2010, and possibly for the next few years.

____ many times, but he still doesn’t know how to do it.