---Has Jack finished painting the picture yet?--- I’ve no idea. But he______ it the whole afternoon.
Mr. BrownMary with some money so that she could go back to school again.
Can you ___what our life would be like without water or food ?
How does Jack usually go to school? He _____ride a bike, but now he _____ walking there.
You should ______ the bus when it stops.
— The radio says it will be rainy tomorrow. — . I planned to go hiking with my friends.