【单选题】Earlier this year researchers warned that blackberry email devices can be as damaging to mental health as taking drugs.Question:Why does the author compare using black berry devices with taking drugs?
A.
This is because using these devices will harm our eyes.
B.
This is because these emails are violent.
C.
This is because these emails are drugs.
D.
This is because using blackberry email can make users addicted.
【简答题】II. 从方框中选择合适的词(组)并用其 正确形式填空,完成句子。(look like, friend, shake hands, close, be good at) I think Linda__________our English teacher. Both of them are tall and have big eyes and long black hair. Zhu Ting_...