问题

urn for the love and care from the parents, we should remember that taking care of them is the ________ responsibility.

A:unshakeable
B:unbelievable
C:undescribable
D:unapproachable;

正确答案是：

同类题型

a lovely day ,isn`t it — yes,______

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Now air in our town is ____ than it used to be. Something must be done to it.

We hadn’t met for 20 years, but I recognized her_____ I saw her.

He asks me for ________ money, but I don’t have ________ .