1. He ______ our doubts with a clear explanation. A. set B. settled C. fixed D. established
2. Applied science is ______ discovering ways to use the knowledge of theoretical science. A. concerned about B. combined with C. concerned for D. concerned with
【考博英语翻译练习】 Imagine wearing high-tech body armour that makes you super strong and tireless. Such technology, more specifically called an exoskeleton(外骨骼), sounds like the preserve of the Iron Man series of superhero movies.
