All those second-hand goods are sold at ____ before.
. Both of my parents insisted _______ a computer for me, but I don’t think it is necessary.
. Not only should you get used ______ under difficult conditions but you also you pay more attention ______ your work well.
. Once your business becomes international, _____ constantly will be part of your life.
. Remind me _______ the medicine tomorrow.
. The murderer was brought in, with his hands ______ behind his back.