It was ________that we went camping on the mountain.
The 2008 Beijing Olympics is considered to be ____ most prepared and most successful Games in ____modern Olympic history.
Don't come ___ you are invited.
Some ___ enjoy wearing ____.
Women ___ in some westen countries in the world. A, look down up B. are looked down C. are being looked down D. are being looked down upon
The Chinese ___ less sugar and fat than many other countries in the world.