Don't forget to____the document befour you switch off the computer选项：A.click B.open C.print D.save

Don't forget to____the document befour you switch off the computer选项：A.click B.open C.print D.save
Don't forget to____the document befour you switch off the computer
选项：A.click B.open C.print D.save

Don't forget to____the document befour you switch off the computer选项：A.click B.open C.print D.save
D不要忘记在关电脑前吧文档保存起来

D。save 保存