4. Spend your time just on the things you find _______.
--- What do you think of their marriage? --- _________, if I were Kate, I would not marry him.
He could not__________the fact that the money was found in his house.
These workers preferred to work extra hours at night_________leave the work until the next week.
---I don’t think_________was reported in yesterday’s newspaper is true. ---Neither do I.
We have a growing population and________we need more food.