（完成单词）When will the book be p______?

（完成单词）Please do me a f______.

（完成单词）梂hat's the a______ of this machine?

　　桰t can save water．

（完成单词）桟an books be r______ by computers?

　　桰 don't think so．

（完成单词）Edison has lots of i______ in his life．

（完成单词）We should study hard to learn more k______．

(用所给词的适当形式填空) Information ______ (can，keep) on CD-ROMS．

(用所给词的适当形式填空) That box ______ (fill) with shoes already．

(用所给词的适当形式填空) It's not polite ______ (laugh) at others．

(用所给词的适当形式填空) These books ______ (must，take) good care of by us．