Which is ________ to learn, singing or dancing, baby?

The streets here are not so ____ as those in our city. 

—I’ll not be Jack’s friend any more.—Don’t be angry. He’s just so         , but in fact he’s good to us, you know.

“________ give up (放弃), then you can be successful.”

—What do you think of Liu Huan?—Oh, he is my favourite singer. I think no one can sing________.