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【单选题】
为了确保储存商品的安全,防止照明灯发出的热量引起靠近商品的燃烧而发生火灾,货垛必须留有灯距。灯距严格规定不少于( )m。
A.
0.5
B.
0.4
C.
0.3
D.
0.2
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举一反三
【判断题】y=cosx的原函数是y=sinx.
A.
正确
B.
错误
【单选题】设f(x)是cosx的原函数,则f(x)=( )
A.
sinx
B.
sinx+C
C.
-sinx
D.
-sinx+C
【判断题】苯酚的酸性比醇强,其不但能和 NaOH 反应,也能和 NaHCO 3 反应。
A.
正确
B.
错误
【判断题】For Daoism, reversion (循环往复)is the way in which all things in the world develop.
A.
正确
B.
错误
【简答题】the world bank is considering a stream of loans to the puglian government to help it develop its nationalized oil fieds and refineries. this is the only set of loans that the World bank would ever gi...
【单选题】cosx的原函数是
A.
sinx
B.
cosx
C.
-sinx
D.
-cosx
【判断题】从中国阴阳学的角度说,儒家强调阴,道家强调阳,两者互补。()
A.
正确
B.
错误
【单选题】Success Stories One of the most successful fashion companies in the world is Benetton. The Benetton family opened their first shop in Italy in 1968.______________(46) Benetton followed four marketing ...
A.
The founder of Benetton began by asking people what they wanted.
B.
There used to be a good reason for this.
C.
When something is sold at a Benetton store, the store records information about the type, size, and color of the item.
D.
Today, there are Benetton shops in major cities all over the world.
E.
This means that customers can go into any Benetton store in the world and be sure of what they are buying.
F.
In other words, Benetton's clothes are made to order. 第 46 题 请选择(46)处的最佳答案.
【判断题】cosx的原函数是sinx。
A.
正确
B.
错误
【判断题】函数5+sinx和sinx-6都是函数cosx的原函数。
A.
正确
B.
错误
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