Lucy, let me help you fix your computer.—_______. I can manage it myself.

_____ you have the chance to study, you’d better make full use of your time

Every minute should be made use of _____ the foreign language so that you’ll get more used to thelife in the country. [ ]

Jim, you speak so fast, I can’t_____you..—-Oh,sorry, I will say it again slowly.

Operation rooms should be kept free ______ bacteria of any kind[ ]