【单选题】【消耗次数：1】
People are spending more of their income on goods such as cars and household ________ .
①
facilities
②
appliances
③
instruments
④
equipment
参考答案：
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相关题目
【单选题】
Modern appliances _____us from a good deal of household work. For instance, the dryer frees us from hanging the laundry.
①
escape
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benefit
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liberate
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comfort
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Many people prefer large cars, ___ large cars are safer than small ones.
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think
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to think
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having thought
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The people who ____________ cars work very quickly.
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astonish
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assemble
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afford
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acquire
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The number of people who ______ cars of their own is increasing.
①
has
②
have
③
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The more people you know, ___________ knowledge you get.
①
the much
②
the more
③
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much
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EBay, Amazon and WalMart are popular websites ___ people can sell goods to each other.
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where
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Nowadays people spend more time exercising to keep _____.(
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fitly
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③
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【多选题】
___________ , in order to make more profit, storekeepers try to supply not only enough goods but also different services for their customers.
①
In short
②
In a word
③
In sum
④
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随机题目
【多选题】
下列情况所引起的误差中，不属于系统误差的是?
①
A.称量时使用的砝码锈蚀
②
B.移液管转移溶液之后残留量稍有不同
③
C.滴定管刻度未校正
④
D.读取滴定管数据时，最后一位估计不准
⑤
E.在沉淀重量分析中，样品中的非被测组分被共沉淀
【多选题】
关于溶液的概念，下列说法正确的是?
①
A.溶液是分散系的一种
②
B.溶液是多相体系
③
C.溶液是混合体系，必须是均匀的
④
D.溶液是单相体系
⑤
E.溶液和胶体溶液是有本质区别的