—Why do you ____ very happy this afternoon?—Because we are going to spend the evening at Lily’s house. 

I mean ______ class meeting on Monday afternoon.

Apple’s i Phones _____easy to learn. Many young people can use them well. 

---I heard you bought a flat in the countryside? ---Yes. I ______ the quiet country ______ the noisy cities. Besides, houses are cheaper.

Our teacher will        us        the factory next week.