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【简答题】
随着信息和知识经济的发展,赚钱的方式转向()和()掠夺。
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反馈参考答案：
举一反三
【简答题】A．are involved B．involved C．involve D．have involved
【单选题】金属在结晶时,冷却速度越快,过冷度越大,所获得的晶粒越细小,材料的强度硬度越高,塑性韧性越好,我们把这种强化称之为( )。
A.
沉淀强化
B.
细晶强化
C.
弥散强化
D.
固溶强化
【单选题】( )6.So involved with their computers________that leaders at summer computer camps often have to force them to break for sports and games.
A.
became the children
B.
become the children
C.
had the children become
D.
do the children become
【单选题】So involved with their computers________that leaders at summer computer camps often have to force them to break for sports and games.
A.
became the children
B.
become the children
C.
had the children become
D.
do the children become
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