Many people say that they understand why parents would want their children to have phones, but they think school should let the students know when they use their mobile phones.

(   ) 1. Some middle schools in Australia have banned students from carrying mobile phones ______.
A. because they are students          B. when they are free
C. when they are at school             D. because they are children

(   ) 2. We know from the passage that some children get mobile phones from ______.
A. the makers and sellers               B. the passers-by and strangers
C. their parents and friends            D. some mobile phone users

(   ) 3. What does the underlined word cheat mean in the message?
A. 聊天           B. 核对         C. 查询         D. 作弊

(   ) 4. Some parents felt unhappy because they couldn’t _____ during school hours.
A. use their mobile phones             B. leave their mobile phones at school office
C. help the teachers with their work       D. get in touch with their children

(   ) 5. The passage tells us that ______.
A. students shouldn’t have mobile phones at school except for some special reasons
B. it is impossible to ban students from using mobile phones at school
C. some parents felt unhappy because they couldn’t use their phoned at school
D. parents should teach their children how to use mobile phones during school hours

B

  A grown-up person has ten or eleven pints (品脱) of blood (血) inside his or her body. We can lose a pint of blood without feeling anything, but if we lose a lot of blood, we feel cold and weak. Our faces become very white. We may die.

  This is what often happens when somebody is hurt in an accident or a soldier is hurt in the fighting. Many people used to die in this way. If they are given enough blood at once, they’ll feel better. Their faces become red again. They won’t die.liuxuepaper.com