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【单选题】
在淘宝助理里新建成功的宝贝将会放在哪个目录中?( )A.
宝贝模板
B.
库存宝贝
C.
出售中的宝贝
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】While sometimes it’s necessary to have phone calls in public, loud phone conversations are not so .
A.
believable
B.
acceptable
C.
considerable
D.
approachable
【简答题】已知正四棱锥的底面面积为4cm 2 ，体积为4cm 3 ，设它的侧面上的斜高与底面所成角的大小为θ，则sinθ的值是______．
【单选题】正四棱锥（底面正方形，顶点在底面的射影是底面的中心）的底面面积为Q，侧面积为S，则它的体积为（ ）
A.
1 3 Q S
B.
1 6 Q( S 2 - Q 2 )
C.
1 2 S( S 2 - Q 2 )
D.
1 2 Q( S 2 - Q 2 )
【简答题】I think all of us should know it’s necessary to have breakfast. It’s one of the most important meals of the day. If you want to keep fit, you should have a good breakfast. Choosing the right food is a...
【单选题】When stand-by engine instructions have been received, it’s necessary to make it sure that all valves in the various systems are .
A.
operational
B.
open
C.
closed securely
D.
at middle position
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