拼写

76)

1. Subtitution
2. Substtitution
3. 替代
4. Sabstitution

77)

1. Decompposition
2. Decumposition
3. Decomposetion
4. 分解

78)

1. Transfarmation
2. 转换
3. Transeformation
4. Tranefarmetion

79)

1. Contractore
2. Contracter
3. Contractor
4. Contrector

80)

1. Tranquilizer
2. Tranquelizer
3. Tranquilizor
4. Tranqulizer