比较大小:(1)13______-3,(2)-0.1______-0.01(用“

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问题:

比较大小:(1)
1
3
______-3,(2)-0.1______-0.01(用“>”或“<”).
考点:比较有理数的大小
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In China, Mothers Day is becoming more popular, and carnations(康乃馨)are a very popular gift. In 1997  48  was set as the day to help poor mothers, specially to remind people  49_ the poor mothers in rural areas. In the Peoples Daily,  50_ article explained that “despite originating in the United States, people in China take the holiday   51   it goes in line with(符合) the countrys traditional ethics(道德标准)—respect to the elderly and filial piety(子女的孝顺)to parents.” In recent years many people began 52  advocate for the official adoption of Mothers Day  53  memory of Meng Mu, the mother of Meng Zi, and some officials even formed a non-governmental organization called Chinese MothersFestival Promotion Society, with the support 100 Confucian scholars and lecturers of ethics. They also ask to replace the Western gift of carnations with lilies(百合花),   54_, were planted by Chinese mothers  55 children left home in ancient times.

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与下列α-氨基酸相应的α-酮酸,何者是三羧酸循环的中间产物

A.丙氨酸

B.鸟氨酸

C.缬氨酸

D.赖氨酸

E.谷氨酸

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根据茶具的质地和性能,冲泡名优绿茶宜春选配下列()茶具。

A.紫砂茶具泡茶无熟汤味,又可保香也不易变质发馊

B.玻璃茶具透明度高,泡茶茶姿汤色历历在目,增加情趣

C.搪瓷茶具,具有坚固耐用、携带方便等优点

D.保暖茶具会因泡熟而使茶汤泛红,香气低沉,失去鲜爽味

题型:填空题

除尘风机的风筒末端距工作面()

A.5-10米

B.3-5米

C.4-8米

题型:填空题

DV视频采集到计算机后,以()格式进行存储。

A.QUIKTIME

B.AVI

C.MPEG

D.WMA

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