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【单选题】
下列事例属于利用声传递能量是（ ）A.
利用超声波给金属探伤
B.
医生通过听诊器给病人诊病
C.
通过声学仪器接收到的次声波等信息判断地震的方位和强度
D.
利用超声波排除人体内的结石
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举一反三
【简答题】A．She thought it stupid. B．She doubted it. C．She liked it very much. D．She would accept it.
【单选题】It was stupid ___ your advice.
A.
for me no to take
B.
for me not taking
C.
of me not to take
D.
of me take not taking
【判断题】Psychologists have changed their opinion that it is stupid and dangerous for people to deny uncomfortable information.
A.
正确
B.
错误
【单选题】It implies that ______.
A.
it sometimes looks stupid when lipreaders have to stop whatever they arc doing in order to understand what others say
B.
a lipreader can do two things at the same time
C.
you will be misunderstood if the sound is distorted by the hearing aid
D.
deaf people can get frustrated in places where their hearing aids don't work so well
【单选题】It was stupid _____ your advice.
A.
for me not totake
B.
for me not taking
C.
of me not to take
D.
of me not taking
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