He and his parents ________ teachers in the same middle school．

1. A.
   all are
2. B.
   are all
3. C.
   both are
4. D.
   are both

His parents ________ teachers.

1. A.
   both are
2. B.
   are both
3. C.
   both is
4. D.
   is both

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L. Ron Hubbard’s study technology for teenagers opens the door to their future success by giving them the ability to study and learn. Fully illustrated （插圖）for easy comprehension.
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The basics of effective study for 8 to 12-year-olds, fully illustrated. Children who read and apply the materials in this book regain their liking for study and their ability to apply this knowledge in life. Get this book for a child you want to see win at his studies!
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【小題1】According to the advertisements, the four books are all intended for ______.

根據(jù)漢語意思用英語完成句子，將答案寫在橫線上。
【小題1】他的父母和老師想讓他改變態(tài)度。
　　His parents and teachers           him                     his attitude.    
【小題2】你曾經(jīng)把你的鑰匙鎖在房間里過嗎？
          you ever           your           in the room?
【小題3】老師相信同學們做了一個很好的決定。
The teacher believes the students have           a good          .
【小題4】努力學習是很重要的。