–What do you think of teaching, Bob?–I find it fun and challenging. It is a job ___ you are doing something serious but interesting.
________ your dog with me should be a good choice. Trust me and I’ll look after it well.
Although the medicine can cure you ______ your illness, it has a bad effect ______ you.
People often think they are energetic and healthy and don’t need exercise. _______ , I have to warn that it is completely wrong.
Everybody’s fingerprints are _______, so the police can easily find the thieves if any is left when they are stealing.
He had to take the medicine three times a day, so as to be _____ the pain in the leg.