There are millions of websites on the Internet and there _______ a lot of useful _________on the websites.

A medical team, _______ 10 doctors and 5 nurses, _______ to Taiwan.

As ____ changed, and whatever men can do, women can do, too.

Only 16 percent of China’s area ____ covered with forests, so ____of us should protect trees. 

A recent survey shows that the number of children who       from the countryside with their parents       ________nearly 320,000 in Beijing.