My sports shoes are nicer than yours?—Yes, but mine are _____ yours.[ ]

It’s said that Singapore is really a beautiful country. I’m considering _______ it.

_____haveyou practiced skating? —For five years.[ ]

Avatar (《阿凡达》) is such __________ wonderful science movie that I want to see it __________ second time.

have you been married? —For twenty years.