网络测试检查什么（）A.哪些模块和数据线能够通讯 B.看是否有DTC C.看模块是否

一个单项式与-3x³y³的积为12x⁵y⁴，求这个单项式。

船闸充泄水时，闸室内水文特征下列说法正确的是（）

A、充水时，形成纵向流压力和波浪力以及水流紊动作用力

B、充水时，闸室水面有散碎波浪和翻花

C、充水时，闸室水面中部比闸墙两侧略低

D、AB都对

–I was surprised to see wild flowers in Alaska.

--Many people think there is nothing      ice and snow.

A．except for

B．rather than

C．apart from

D．regardless of

支气管哮喘急性发作期治疗的目的是尽快缓解气道________，纠正低氧血症，预防病情恶化或再发作，防止并发症。

根据课文内容用适当的词填空，使短文完整。(一空一词)

    Not long ago, a girl called Daisy took a magic 1.______ around the world, riding a

flying chair. First, she came to Tibet in China to visit antelopes. But to her great

2._____, she could only see mountains and people.

    Then an antelope told her 3.______ that they were being killed 4.______ large numbers

by humans for their wool to make clothing. And they might be 5._______ forever in three

years. Then the flying chair took Daisy to Zimbabwe, 6.______ wildlife was properly

protected. Daisy was glad to learn that farmers there were not killing the animals at

will as they 7._____ to. Only a certain number of the animals were set to be 8.______ for

fee by the government, 9.______ not only saved the animals but benefited the farmers as

well.

    At last, Daisy flew to a 10.______ rainforest. There she was puzzled to see a monkey

11.______ (rub) a millipede insect over its body. Then the monkey told her the insect

contained a 12._______ drug which affected mosquitoes and 13._______ rubbing it over the

body it could 14._______ itself from mosquitoes. Now Daisy was amazed and excited to find

in fact the forest 15._______ a lot of precious things people can make use of. So

protecting nature really means much to our humans.