Don’t be angry with us. We ____ with you together, but we were busy with our final reports when you called in.

—Will you read me a story ,Mummy?                               --OK.You________have one if you go to bed as soon as possible.

The teacher told us the best way _____ English. 

Brain, like muscles, also needs some kind of exercise and nutrition. The more you use your brain in the right direction, the more you ________ enhance your ability.

---Look at the boy running on the playground. Is it David? ---It ______ be him. I saw him go to the teachers’ office just now.