Do they work _____ the day time or _____ night?
--- ______ your English teacher ______ you? ---Yes, but he still encourages me to try my best.
It is clever ______ you ______ out the problem.
Tony has much difficulty ______Chinese , so he often asks me for help .
______ people were found ______ after that earthquake.
Eddie ______ sleeping ______ going out.