1. It can be hard to identify which parcels are carrying crucial items such as Social Security checks, but USPS and UPS try their best to prioritize sensitive material. 虽然很难辨别哪些包裹里装的是社会保障支票等重要物品,但美国邮政(USPS)和联合包裹服务公司(UPS)会尽其所能优先处理敏感材料。
2. He does 100 sit-ups each day. 他每天做100个仰卧起坐。
3. He did push-ups after games. 他在赛后做了俯卧撑。
4. I don't have any hang-ups about my body. 我对自己的身体没有任何担忧。
5. We should finish by tonight, barring hold-ups. 倘若没有延误,我们应该在今晚完工。