The teacher praised me for ________ progress I'd made, which was ________ great encouragement to me.
“Do you have anything more ______, sir?” “No. You can have a rest or do something else.”
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.