3333443434366（）
A. He worked as a singer.
B. He worked as a music composer.
C. He worked as a back dancer.
D. He worked as an actor
左肺借斜裂分为__和__；右肺由于又多了一个__裂，故可分为__、__、__三个叶
如定义数据类型为PERS，则在机器人关机再开机后仍能保持之前一次赋值的数据（）
A. 正确
B. 错误
ygjjkjkjk（）
A. She was writing a composition.
B. She was doing her homework.
C. She was watching a Shanghai opera contest.
D. She was washing clothes
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