回答(50)题 回答(50)题 A.Tegmark fears he may hold the record for the longest time taken to re 分类:综合类 题型:单选题 查看答案
Beef is an excellent material of iron. Beef is an excellent material of iron.A.beginning B.storage C.source D.substance 分类:综合类 题型:单选题 查看答案
Knowing that I had been out of work now, they were unwillin Knowing that I had been out of work now, they were unwilling to lend me money.A 分类:综合类 题型:单选题 查看答案
Exercising your brain every day is beneficial Exercising your brain every day is beneficial 分类:综合类 题型:单选题 查看答案
Fermi was famous for inventing a device to calculate bomb's Fermi was famous for inventing a device to calculate bomb's energy accurately.A 分类:综合类 题型:单选题 查看答案