1·"We need proof, sir." Another pause. Then, "Very well."
“我们需要证据，先生。” 又顿了一下。然后说道，“好吧。”
—— 《柯林斯英汉双解大词典》
2·You need proof of citizenship, either an old passport or a birth certificate and three photographs.
你需要能自证公民身份的证件，旧护照或出生证明都可以，另外还需要三张个人照片。
3·I need proof that my son is alive.
你得证明我儿子还活着。
4·Why do I need proof?
为什么我还需要证据？
5·Need proof Just listen to the commercials.
需要证明吗？ 听听广告就知道了。
6·We need proof of programmes, and proof of progress.
我们需要规划证据和进展证据。
7·Need proof that wasteful messages are eating up your time?
想说的是垃圾邮件在占用你的时间？
8·Of course we will need proof, originals and duplicate of everything.
当然，我们将需要证明，就是所有文件的正本和副本。
9·Quit smoking, and cut back on alcohol and red meat, and get more exercise. Need proof?
戒烟，减少酒精摄并食瘦肉，多锻炼。需要更进一步证据？
10·Proofing problem: Ask: I need proof to confirm this excuse me, how much do you charge?
打样问题：问：我需要打样确认，请问这个费用怎么算？