1 . 别浪费口舌了，她已经打定主意了。
_______________. She’s already made up her mind.

3 . 要记住不要用公共电脑，因为它更有可能泄露我们的个人信息。
_________, for it is more likely to let out our personal information.

4 . 看到这对双胞胎失望的脸庞，爸爸乐意帮助他们做早餐，并且温柔地轻声说道：“亲爱的孩子们，不要向暂时的困难屈服。”
Seeing the twins’ disappointed faces, the father willingly ________________ and whispered gently, “My dear children, ________________. ”

5 . 不用悲观，要充实地享受生活。
Don’t ________.

6 . 如果你有什么困难或有什么不明白的地方，请不要犹豫，及时给我回信。(应用文之回复邮件)
If you have any trouble or anything you don’t understand, please don’t ________________.

9 . 如果你需要进一步的帮助，不要犹豫，尽管告诉我。(hesitate)
Don’t ________________ if you need further help.

10 . “别慌！”爸爸递给每人一个湿毛巾，帮他们迅速收拾残局。
“________” their father handed each of them a wet towel, helping them clean the mess up quickly.