下列计算正确的是( ) A.9=±3 B.(-2)2=-2 C.|-π|=π D.3(- 发布时间:2017-04-13 21:07 │ 来源:www.tikuol.com 题型:选择题 问题: 下列计算正确的是( )A.9=±3B.(-2)2=-2C.|-π|=πD.3(-3)3=3
题型:选择题 It _____ that he has been ill for a long time. [ ]A. seems B. looks C. looks like D. seems like 查看答案