---Mom.I’m so tired.I can’t walk any further. ---______, my dear.You can make it.
He knew that cholera would never be controlled _____ its cause was found.
_____ at the news that she would have a _____ experience, the girl couldn’t help jumping.
_____ the woman entered the office, Tom’s eyes lit up.
Look! The road ____________
The primary purpose is to _____ those achievements in biological research _____ the public.