I ________ on a sofa because my grandparents have been here to spend the weekend.

Of the two-child policy，_________ some see the bright side，others worry about a baby boom in China．

That hero who died in the war was so brave that he never ____ ____ to the enemies until death.

Experts and teachers all think that failure is not _____ a bad thing to some extent.

“Tommy，run！Be quick！The house is on fire！”the mother shouted，with ________ clearly in her voice.