The brave soldier, ________, jumpedinto the cold river to save the girl who wanted to kill herself.

They are good friends.____ is no wonder that they know each other so well. [ ]

My father bought me an _____ guitar as my birthday present .

I have experienced quite a number of cases ______ I really wanted to help but could not find anything to _______.

While you are enjoying yourself in Beijing this time tomorrow, I __my mother do housework at home