词汇运用，根据句意，用所给单词的适当形式填空。
The little girl is very kind and she always talks to people ________(polite)．
Mr．Jiang is a learned person, and he has lots of ________(know)．
He ________(be)a volunteer in Ya-an, Sichuan since the earthquake happened．
用所给动词的适当形式填空
His father ________ (ask) to give up smoking two years ago．
Mike is still in hospital and the doctor will do all they can ________ (save) his life．
When Bill was young, he made money by ________ (design) computer programs for companies．
It is said that a new foreign movie________ (show) at the new cinema at 8：00 tonight．
－Whose book is it? －It ________ (belong) to the library．
The places ________ (mark) in bright red have been visited．
It's correct ________ ( not let) strangers come into your house．