---What do you think of your teachers? ---Sometimes they are too strict __________ us _________ our study.
In order to make the sick children _____, Emma sang a beautiful song for them.
His father ______ since 1999.
Old Smith is a lonely man. He doesn’t have a person ______
The old man feels __________ to walk by himself.
I found a cat _____ on the sofa when I came into my bedroom.