皮皮学,免费搜题
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搜题
【单选题】
头影效应指的是()。
A.
对于重度或极重度听力损失的儿童,双耳选配大增益助听器利用这种作用,达到有效的舒适响度级;
B.
言语中的高频成分由于波长短不易绕射过头颅,所以到达另一侧耳时其强度比低频成分衰减得要多;
C.
若同时接收一高一低两个信号,则听到的是一个综合的声音;
D.
当双耳听觉相同时,背景噪声就不容易掩蔽言语声,但双耳听觉不平时就不起作用;
E.
依赖双耳对前后左右声源的强度、时间、相位和频率差的辨别能力来实现。
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举一反三
【单选题】______ is known, he is such a beloved teacher ______ we students all expect.
A.
That, which
B.
Which, as
C.
As, as
D.
As, that
【简答题】一、翻译 Let's get together this weekend. It happened in the 1970s in New York. The park is only an hour away by bus. There are about 50 people in the room. I'll call you if I find something useful.
【多选题】醇类化合物的合成,通常可采用【          】等方法来实现。
A.
卤代烃水解
B.
烯烃水合
C.
羰基化合物的还原
D.
格利雅试剂
【单选题】Students expect to get all EXCEPT ____________ as summer interns.
A.
knowledge about a company and the industry
B.
new skills and new connections
C.
feedback on their performance and career advice
D.
offer letters and employment contracts
【单选题】For which type of test (NRT or CRT) would you expect all students to be able to score 100 percent if they knew all of what was taught?
A.
CRT
B.
NRT
【单选题】What’s included in the room cost?
A.
Free WIFI.
B.
Breakfast.
C.
Airport shuttle bus service.
D.
All of the above.
【单选题】The Smiths _____ their bags with their clothes in the sitting room. [     ]
A.
are busy filling
B.
is busy filling
C.
are busy to fill
D.
is busy to fill
【单选题】What is included in the room price?
A.
Breakfast.
B.
Dinner.
C.
A 5-dollar gift card.
D.
Bus service to the airport.
【判断题】All teachers must lay down some guidelines for the behavior they expect from their students.
A.
正确
B.
错误
【简答题】What does the teacher expect all her students to do?
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