In my opinion, all Mr. Li ______ good to his students in his class at present. He is very strict with them in their studies.
This event was rather unusual, ________?
How I envy you _______ your good luck!
Tom: Would you like me to water your plants while you’re on your holiday? Joe: ________
The old lady devoted her lifetime _______ the homeless children.
The shop owner would _______ his money every day.