The speed limit for bicycles on campus is 15 mph, ___________ otherwise posted.
It's really noisy outside. I would appreciate ____ if you raise your voice in order to make yourself _______ in the back.
---What’s the matter with John? He has been sitting there for hours. ---A postcard from his father_______ an attack of home-sickness in him.
---Would you please buy me a bright paper package when you go shopping? --- _______
Being able to afford ______ drink would be ______ comfort in those tough times.
For most Chinese young people in recent years, a house is within sight but _______ for lack of money.