Question

cell phone 作文 一百字左右

Answer 1

Cell phones are easily the most popular in the twenty-first century. A cell phone has no wires and can be carried everywhere easily. We can use cell phones to get news, games, music and chat. Some cell phones are designed like a computer program. However, every coin has two sides. Cell phones have a lot of invisible rays which can cause cancer. What I mean by invisible rays are what we call alpha rays and beta rays, etc. They can cause cancer. So, we should use cell phones reasonably and effectively.
百度知道上有了,这个写的比较好的.