1“Hi,Maria.Iwasintheneighbourhood,soIthoughti'ddropby.”中“I'ddrop2IfirstMetHuntertwoyearsagowhenwe()atZhejiangUniversitytogether.AhaveworkedBwereworkingChadbeenworkingDhadworked.这里我觉得CD都可以
1“Hi,Maria.Iwasintheneighbourhood,soIthoughti'ddropby.”中“I'ddrop
2IfirstMetHuntertwoyearsagowhenwe()atZhejiangUniversitytogether.
AhaveworkedBwereworkingChadbeenworkingDhadworked.这里我觉得CD都可以啊,都是关于过去完成时的,但答案并不是这样的.
3Itwasnotuntil1949()Chinesepeopletookonanewlook.
AthatBsinceCwhenDwhich
4converse和protect有什么区别?
第四题请不要把词典照搬,该题中converse改为conserve