问题
选择题
That place is not interesting at all, ____of us wants to go there.
A．Neither
B．Both
C．All
D．Some
答案
答案：A
搜题请搜索小程序“爱下问搜题”
That place is not interesting at all, ____of us wants to go there.
A．Neither
B．Both
C．All
D．Some
答案：A
），波速为u，那么x=0处质点的振动方程为（）。
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