It is not ---_______ for me to return all the books to the library now because I still need some of them for my research.
A、continuousC
暂无解析
Thisriverissobigthatitisimpossibletobuilda_______underitwithoutmoderntechnology.
Carelessnessmadehimfallinhisjob_______.
Manykindsofanimalsarebelievedtohave_________fromtheearth
Whenyoufillintheapplicationform,pleaseuseyour_______addresssothatwecancontactyoueasilylater.
Somelazymenwouldrather_______thanwork.
