Tom, clean up the broken glass _________ someone walks on it.
He is a student at Oxford University, _________ a degree in computer science.
-- Do you need any help, Lucy.--- Yes . The job is__________ I could do myself.
The lawyer seldom wears anything but the suit ________the season
--- Can you tell me how to improve my English? --- Do more speaking, I think , ________you will be good at spoken English.
It was not until she got home _______Jennifer had realized she had lost her keys.