----Jeff, you look so excited today. ----Sure I am. I _______ a good job in a big company, you know.
---How could you ______me so easily in the crowd ? --- Because you are so tall and handsome.
---Our family will go to Australia for a holiday. ---Oh, really? That sounds ________!
---“Why do you have to be there at six?” ---“The teacher demands that everyone _____in his seat at six.”
Some people waste a lot of food ____ others haven't enough to eat.
The new tax would force companies to __________energy-saving measures.