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1. The kid is 5 years old. 【F】
2. The kid asked God for a smartphone. 【F】
3. Smartphones have become an inseparable part of our daily life. 【T】 4. We all need to connect and communicate in virtual world. 【F】
5. The only solution to the head-down syndrome is called digital break. 【F】 二、阅读理解：阅读下面短文，选择合适的容将短文补充完整。
FILL IN THE BLANKS OF THE FOLLOWING LETTER WITH GIVEN SENTENCES IN THE BOX.
_____,mobile phones are being more and more widely used. It's small in size, _____, offering fast and convenient service for communication. It's of multi-function. _____.
In recent years,_____Quite a few use them at school to keep in touch with their families and friends instead of writing letters, which, of course brings convenience to them. But I don't think it's good to do so.
_____, student users often waste a lot of time chatting over the phone in their spare time, some even use them to cheat in exams. In addition, mobile phone bill is also a heavy burden on students' families.
.专业.整理.