—You seem to show interest in cooking.—What?_________, I’m getting tired of it.
Your are ______ to suffer from bad health if you keep smoking.
Nuclear science should be developed to benefit people _______ harm them.
This problem may _______ more serious ones if left unsolved.
Crops such as peas or soybeans put important minerals back into the soil, ______ it ready for crops that need fertile soil.
You may find it _______ that Charlie was taught to sing as soon as he could speak.