题目内容:
What can we learn from Paragraph 2?
A.Painful wrists and fingers result from computer itself. A.Painful wrists and fingers result from computer itself.
B.Mobile phones won't do any harm to our bodies.
B.Mobile phones won't do any harm to our bodies.
C.New inventions such as computers or mobile phones have potential dangers.
C.New inventions such as computers or mobile phones have potential dangers.
D.New inventions are very popular.
D.New inventions are very popular.
参考答案:
答案解析: