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【单选题】
( )因其结构简单,耐腐蚀,使用寿命长,造价低,是目前应用范围最广泛的散热器。 其缺点是金属耗量大,承压能力较低,制造、安装和运输劳动繁重。A.
铸铁散热器
B.
铜铝复合散热器
C.
铝制柱翼状散热器
D.
钢制散热器
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【判断题】幼儿智育指幼儿园教育工作者根据幼儿教育目标和幼儿的认知发展特点，通过有目的、有计划、有组织的教育教学活动，使幼儿获得初浅的自然和社会方面的知识和技能，发展智力，培养幼儿的良好学习习惯，激发幼儿的求知兴趣的教育过程。()
A.
正确
B.
错误
【简答题】第1代电子计算机使用的电子元件是
【单选题】听力原文：How well do you speak Chinese? (A) She's feeling better. (B) I know only a few words. (C) We love Chinese food. (17)
A.
B.
【单选题】听力原文：W: How do you get to your office every day? Do you walk? M: Well, it's too far to walk. I usually take the bus since the bus stop is just at the corner near my house. Q: How does he usually get t...
A.
By bus.
B.
By taxi.
C.
On foot.
D.
By tain.
【单选题】听力原文：W: How do you get to your office every day? Do you walk? M: Well, it's too far to walk. I usually take the bus, since the bus stop is just at the comer by my house. Q: How does the man usually ge...
A.
By taxi.
B.
By bus.
C.
On foot.
D.
By train.
【简答题】听力原文：GRANT: How do visitors enter the competition on Open Day? CLARE: Well, firstly, they have to make their way to the 'portal photo booth' on campus. GRANT: Okay—a bit like a treasure hunt to start ...
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