Itisnousearguing_______theplanbecauseithasbeenrejected.
Hecomplainedtothebooksellerthattherewereseveralpages______inthebook.
重写句子：Fossilfuelsarenon-renewable.Weneedtofindalternativeenergysources.(compoundsentence)
Theprofessoraskedaquestion,andDavid________agoodanswer.
支持代孕的理由有
