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【简答题】
以下脚本输出 [填空(1)] class a{ function __construct(){ echo "Parent called"; } } class b extends a{ function __construct() { } } $c=new b(); A. 什么都没有
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皮皮学刷刷变学霸
举一反三
【简答题】按下图所示,计算 20 个无筋混凝土独立基础工程量。
【单选题】When the rats were fi rst learning the maze, neurons in the motor-control part of the striatum were active the whole time the rats were running.
A.
a machine that supplies motive power for a vehicle or for some other device with moving parts
B.
relating to muscular movement or the nerves activating it