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【简答题】
什么是正、逆压电效应？
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反馈参考答案：
举一反三
【判断题】When the chairperson makes a complementary introduction about the speaker, it is better for the speaker to express thanks to the chairperson.
A.
正确
B.
错误
【单选题】When chairing meetings, the chairperson should be ( ).
A.
optimistic(乐观的)
B.
impartial (公正的)
C.
cool
D.
humorous
【简答题】The chairperson likes it when people agree with her.
【简答题】治疗窦性心动过缓宜选用（ ）。
【单选题】When opening a meeting, the chairperson may first say ( )
A.
Good morning! Let's get started.
B.
I'd like to quickly go through the minutes of our last meeting.
C.
I'd like to go in order today.
D.
Let's move onto the next item.
【判断题】The chairperson should remind the speaker when they are running short of time.
A.
正确
B.
错误
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