_______ many people first go to the Internet for information, it is not always the best place for what you need.
A. As B. Since C. When D. While
The boy was beaten by his stepmother, tears _______ down his cheeks quietly.
A. flew B. flowing C. flown D. to flow
Unfortunately, the whole village was ________ by the earthquake.
A. died away B. wiped away C. died out D. wiped out
The reason ______ most Chinese have healthy white teeth is ______ they eat a healthy diet.
A. why; that B. why; because C. that; that D. for; that
In such hot weather, the new plant will have to be protected from the sun if they ______.
A. are surviving B. survives C. are to survive D. have survived
If you live near the lake, ____ are that you will hear birds singing to welcome the new day.
A. possibilities B. situations C. chances D. opportunities
