---John, how did your English exam go? -----I thought I ____,but in fact I came in the top 10% in the class. A. should have failed B. couldn’t have failed C. might have failed D. mustn’t have failed 答案:C 解析: 句意:我本以为我可能会失败。Might have done表示对过去的一种推测;A项意为“本应该做而实际未做”;B项意为“不可能”;D项表示禁止。 【标签】情态动词表推测
先数一数在这间房子的图案中,有( )个三角形,( )个长方形,( )个正方形.
量一量:房子长_________毫米;
房顶宽_______毫米;
房门高_______毫米;
窗户宽_______毫米.