肯定与否定

1. 词组句型

确定

sure, certain

sentence patterns:

Are you sure he will come?

I am not sure about Henry's character.

I couldn't say for certain when she will arrive.

She is certain to agreee.

决心

make up one's mind, decide

sentence patterns:

You should make up your mind as quickly as possible.

Do you decide whether you'll go home during this weekend?
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