When first seeing Masaccio’s paintings, people were convinced they were looking through _____ hole in _____ wall at _____ real scene.
Please give Jim the schedule for tomorrow’s conference when he _____ back. He is to chair the conference.
—If you are free,I’ll invite you to see a film tomorrow. —.It couldn’t be better.
This ruler is too short. I need a one.
Please remember nothing can be learned ______ hard work.
—Susan, go and join your sister cleaning the yard. —Why ____? John is sitting there doing nothing.