【单选题】【消耗次数：1】
We can certainly deliver high-quality education to many students at much ________cost.
①
low
②
lowest
③
lower
④
lowing
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相关题目
【单选题】
We can certainly deliver high-quality education to many students at much ________ cost.
①
low
②
lowest
③
lower
④
lowed
【单选题】
One big of formal education is the high cost.
①
advantage
②
disadvantage
③
problem
④
condition
【单选题】
Many manufacturers were accused of concentrating too heavily on cost reduction, often at the ____ of the quality of their products.
①
expense
②
exposure
③
expansion
④
expectation
【多选题】
_____________ , computers can do many of the things we do, but faster and better.
①
In time
②
In fact
③
Actually
④
As a matter of fact
【单选题】
For programs with_________ audiences, the cost of commercials is high.
①
few
②
more
③
small
④
large
【单选题】
There is steady demand in Europe for Leather gloves ____ high quality.
①
at
②
to
③
of
④
for
【单选题】
We will comprehensively promote () education.
①
high
②
enormous
③
religious
④
well-rounded
【单选题】
These are certainly beautiful flowers. Thank you so much.
①
No, no. It’s nothing
②
You are welcome.
③
Yes, I agree
④
Yes, I think so, too
【单选题】
Prices of goods （ ） online can be lower than those in off-line stores.
①
buying
②
buy
③
bought
④
that buys
【单选题】
Many a customer____ about the poor quality of the washing machine.
①
complains
②
complain
③
are complaining
④
have complained
随机题目
【单选题】
下列说法中正确的是（ ）。
①
电流的磁效应是英国物理学家法拉第发现的
②
电动机是利用电磁感应原理制成的
③
发电机是把电能转化为机械能的机器
④
奥斯特实验说明通电导体周围存在磁场
【单选题】
以下哪种电器可快速切断交流与直流主回路并可频繁地接通与大电流控制（达800A）电路的装置，所以经常运用于电动机做为控制对象，还具有低电压释放保护作用。
①
按钮
②
接触器
③
热继电器
④
熔断器
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在电动机切断正常运转电源的同时改变电动机定子绕组的电源相序，使之有反转趋势而产生较大的制动力矩的方法称为（ ）。
①
能耗制动
②
机械制动
③
反接制动
④
回馈制动