Nowadays good things _____ to save wildlife in Tibet and many other places with the joint efforts of the government and society.
The course that Beijing University offers normally attracts 30 foreign students per year; _______ up to half will be from America.
—What have you been busy with these days? —I ______ that the speech contest has been brought forward, so I ______ for it.
David is so curious that no one can ________ from finding out what is going on.
What the salesman said was so persuasive that the old man was completely ______.
There seemed to be no human beings in that village, and the only ______ of life was a boat tied to a tree.