—Look! What are the Browns busy with?—Well, Mrs Brown is cutting the grass; ____, her husband is planting the roses.
18. When Tom woke up, he found himself_______in bed, with his bag beside him.
17. They don’t think advertisements are useful for our daily life, .
16. He hasn’t come yet. What do you think__________to him?
15. The teacher spoke____of Tom, because he is the only student who can fly the kite in the sky.
14. All the electrical equipment_____will be equipped in the officegreat importance to us.