皮皮学，免费搜题
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【单选题】
dns配置文件默认是哪个( )A.
httpd.conf
B.
resolv.conf
C.
dns.conf
D.
bind.conf
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】选择关于轴承压紧量的正确描述。
A.
轴承上带有合金层，以确保良好的嵌入性能。
B.
对开式滑动轴承的每一半都稍小于精确意义上的一半。
C.
对开式滑动轴承的每一半都稍大于精确意义上的一半。
D.
两个轴瓦的其中一个稍大于精确意义上的一半。
【单选题】One day, in Ben ’s 5 , the teacher held up a rock and asked if anyone knew it. Ben put up his hand and the teacher let him 6 . Why did Ben raise his hand? They wondered. He 7 said anything, what could...
A.
always
B.
even
C.
quickly
D.
never
【单选题】One day, in Ben ’s 5 , the teacher held up a rock and asked if anyone knew it. Ben put up his hand and the teacher let him 6 . Why did Ben raise his hand? They wondered. He 7 said anything, what could...
A.
class
B.
room
C.
office
D.
lab
【单选题】Well, Ben not only 8 the rock; he said a lot about it. He named other rocks in its group and even knew 9 the teacher had found it. The teacher and the students were 10 . Ben had learned all this from ...
A.
pictures
B.
exercises
C.
shops
D.
reports
【单选题】选择关于轴承压紧量的正确描述。
A.
轴承上带有合金层,以确保良好的嵌入性能。
B.
对开式滑动轴承的每一半都稍小于精确意义上的一半。
C.
对开式滑动轴承的每一半都稍大于精确意义上的一半。
D.
两个轴承半的其中一个稍大于精确意义上的一半。
【单选题】One day, in Ben’s 5 , the teacher held up a rock and asked if anyone knew it. Ben put up his hand and the teacher let him 6 . Why did Ben raise his hand? They wondered. He 7 said anything, what could ...
A.
think
B.
leave
C.
stand
D.
speak
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