黎曼猜想ξ（s）的所有非平凡零点都在哪条直线上？（） A: Re（s）=1 B: Re（s）=1/2 C: Re（s）=1/3 D: Re（s）=1/4

【填空题】MEMO Date: (1) 14 , 2015 From: (2) To: All the staff (3) Re: about (4) Signature: (5) Blackburn

Task 3 Complete each sentence with the correct form of the word in the brackets.(4)We're not quite to Chinese food yet. (use)

A smart home: a) 3) ________ that understand where people are and what they’re doing. b) tunable LED lighting saves maybe 30, 40 percent in 4) ______.

380/220V低压供电线路，用电设备接地电阻为（） A: RE≤10 欧 B: RE≤4 欧 C: RE≤5 欧 D: RE≤20 欧

380/220V低压供电线路，用电设备接地电阻为：（）。 A: RE≤10欧 B: RE≤4欧 C: RE≤15欧 D: RE≤2欧

粘滞底层厚度d随Re 的增大而() A: (1)增大； B: (2)减小； C: (3)不变； D: (4)不定。

4 My brothers get very ____ when they’re watching football on TV.

Leave it open when you’re available to talk and close it when you’re not A: 1 B: 2 C: 3 D: 4 未知类型：{'label': 'questionDesc', 'content': '请判断题干中的句子更适合放在材料的哪个位置。', 'isMemberControl': 0, 'type': 181}

There is a recognition that there're 3 seasons in Inda, the dry season, the rainy season and the cold season.