阿摩線上測驗
29 (AB) Instead, if a teacher hits her "eyes on teacher" button, any or every student's tablet in her classroom suspends; a message tells the student to look up.
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統計： A(35), B(7), C(20), D(20), E(1) #812004
統計： A(35), B(7), C(20), D(20), E(1) #812004
