The local authority is ______ on the job of keeping the streets clean.
举一反三
- Her job is ______ the garden clean. A: keep B: kept C: keeps D: keeping
- _______bed is very clean. _______ is clean, too.
- Our room must ( ) clean. A: to keep B: be keeping C: be kept D: keep
- This room is not clean. It is very_____. A: tidy B: untidy C: clean D: not dirty
- This bedroom is not clean. And it's ______. A: untidy B: tidy C: clear D: clean