He sold his farm, _________ gaining enough money for his journey. 

The newly­learnt words will be impressed on us only if they are ________used in everyday communication.

---Students should devote most of their time to studying rather than playing computer games.                                                       ---________.No pains, no gains.

The latest model of camera can           brings the object into focus, with which even a child can shoot very well．

Dr Watson wrote his name     and carefully at the top of the paper.