题型:问答题 While _____ in the country, I made friends with Jim.[ ]A. worksB. to workC. workingD. work 查看答案
题型:问答题 计算下列各题,能简便的请用简便方法(1)1880×201.1-187.9×2011(2)25×5÷25×5(3)89×[34-(716-25%)](4)7.2×61310+73.8×245. 查看答案