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- Be sure to wrap up your son in wool. 一定要给你儿子穿上毛衣。
- Be sure to be watchful or alert. 必须留神，千万要提防。
- Be sure to clear off the rubbish. 一定要清理垃圾。
- He said to be sure to say thanks from him, too. 他让我千万代他向你致谢。
- Be sure to sweep the room clean. 一定要把房间打扫干净。
- Be sure to place them correctly. 务必把这些东西放对地方。
- Be sure to this weather pointer correctly. 千万把天气指针拨准了。
- Be sure to tidy up before going out. 出去之前一定要收拾一下。
- Be sure to keep the pagoda within the view-finder. 千万把那宝塔收在取景框内。
- be sure to occupy the first place 稳居首位
- Be sure to drop in on me when you can spare a moment. 等你抽得出空时别忘了顺便来看看我。
- Be sure to get the work finished before six o'clock. 务必在六点之前把工作完成。
- If I can reciprocate at any time, please be sure to call on me. 如果将来我能为您做些什么，请直言。
- Be sure to punctuate your sentences with the correct marks in the right places. 一定要在你文章句子中的正确地方标上正确的标点符号。
- Be sure to come on Friday evening. I'll be expecting you then. 你星期五晚上一定要来。那时候我等你。
- In work with this cloth, be sure to allow for shrinking. 用这种布缝衣，务必考虑到洗後会缩水。
- Phone the office. Someone or other will be sure to know her present address. 给办公室打个电话，一定会有人知道她现在的住址。
- Be sure to be out of earshot of the children. 确保别让孩子们听见。
- Be sure to dress warmly; there is a lot flu about. 要穿得暖和些，外边正闹流感。
- Be sure to have your health certificate ready. 请准备好健康证明书。
