— Have you _____ Wang Hua to give up playing the computer games?

— No. I have talked to him many times, but it didn't work. [ ]

A. advised

B. suggested

C. allowed

D. persuaded

八字锚泊方法较其它锚泊方法的优点在于（）.

A、能经常给出最大的锚抓力；

B、两链始终能同等受力；

C、双锚有利于减轻偏荡，从而缓解冲击张力；

D、双锚能保证船舶不偏荡，使船首一直逆风。