您要查找的是不是：
- He never lets an opportunity slip; he's always on the mark. 他总是当机立断，决不错过机会。
- More than once I've felt my heart slip a cog. 我不止一次感到心脏突然停跳一下。
- I've forgotten your name again I must be slipping. 我又把你的名字给忘了--我肯定是不行了。
- He vainly tried to mark the defacing stain out. 他试图除去有损外观的污迹，但没有成功。
- He held on (to the rock) to stop himself slipping. 他紧紧抓住(岩石)以免自己往下滑。
- I let it slip that I am expecting a baby. 我无意中透露了我已怀孕了。
- I saw the boy slip away through the door. 我看见那个男孩溜出门去。
- She slip the paper over the table top to Marvin. 她将报纸从桌面上悄悄地递给马文。
- She will never let slip a chance to study abroad. 她绝不会错过出国学习的机会。
- Her school work isn't quite up to the mark. 她的功课不大符合要求。
- Standards are slipping in this hotel. 这家旅馆的水准在下降。
- That was just a lot of hot air what Mark said. 马克所说的不过是一大堆空话。
- Write your name and address on this pink slip. 在这张粉红色纸条上写下你的姓名和地址。
- War has left its mark on the country. 战争给该国留下了不可磨灭的痕迹。
- The public scandal left a black mark on his career. 这一尽人皆知的丑闻给他的事业留下了污点。
- The straps keep slipping off (my shoulders). 吊带老是(从我肩上)滑下来。
- How did a mistake like that slip by the printers? 像那样的一个错误怎么被排字工人忽略过去了呢？
- How much do you know about the works of Mark Twin. 马克。吐温写的作品你知道多少？
- I slip up and give you the wrong phone number. 我粗心大意给错了你电话号码。
- Happy anniversary, Helen and Mark! 海伦、马克，祝你们结婚周年快乐！
