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【判断题】
PTN的各种业务都是是通过伪线承载的，而伪线是要和隧道绑定的，所以要创建各种PTN业务，都需要先创建隧道，然后创建伪线绑定隧道，最后再创建各种PTN业务绑线。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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【简答题】Finally, a few words about our new ____ 5____ .
【简答题】Many people wrongly believe that when people reach old age, their families place them in nursing homes.They are left in the 1 of strangers for the rest of their lives.Their 2 children visit them only ...
【单选题】A much more common problem with old people's health is ______.
A.
their fear of becoming old
B.
the illness
C.
old people's depression
D.
over-medication
【简答题】A．Retirement age. B．Old people's health. C．Keeping health. D．Old people's salary.
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