They were surprised that a child should work out the problem _____ they themselves couldn’t.
—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.
the house on fire, he dialed 119.