You may use the book as you like, _______ you keep it clean.
---Did you enjoy the drama last night?---Yes. I’ve never seen _________ one before.
Many people complained about the stones scattering on a roadway, but ______ did anything about getting the stone out of the way.
Recently, much more emphasis has been put ______ developing the students’ creativity.
“Simpler” books are the foundation ______ students build a lifelong habit of reading and further the actual skill of reading for longer and stronger periods of time.
After a long and tiring flight, Mr. Ritz was frustrated at the news ______ his luggage had been sent to Hong Kong by mistake.