1. I dare say he will come later.

我以为他稍后就到。

2. I bet it rains tomorrow.

我敢说明天会下雨。

3. I promise you it won't happen again.

可以确信，此事将不再发生。

4. I declare,it has been a very warm day!

嘿，天气真热！

5. I say,Harry,who is that girl in the blue dress?

喂，哈利，那个穿蓝衣服的女孩是谁？

6. I've got to stay with my mother, you see, so I can't come along.

你且听我说，我得和母亲待在一起，所以不能前来。

7. I can't come today. Let me see, how about Friday?

今天我不能来，让我考虑一下，星期五怎么样？

8. Marian is a smart girl but I'm telling you, she doesn't always do what she promises.

玛丽安是一个聪明伶俐的姑娘，但是你需要注意，她有时不履行诺言。