Direction: For this part you are allowed 30 minutes to write a composition on the topic :Cell Phones .You should write no less than 120 words and base your composition on the outline below:
1、描述上圖所示的手機(jī)用戶數(shù)的變化情況
2、出現(xiàn)這種情況的原因
3、對此現(xiàn)象作出評價(jià)