_________(61)A.heavier B.prettierC.stronger D.lon

1，－5，13，－29，______ A.－61 B.－39 C.39 D.61

This box is___ that one.A、heavier asB、heavy thanC、as heavy as

61._________A. processesB. producesC. possessesD.

61._________A. enjoyedB. experiencedC. performedD

61._________A.. modificationB. detectionC. assess

61._________A. rememberedB. remindedC. recordedD.