[ A ] Because he doesn’t earn very much money.
[ B ] Because he has to work for quite a long time.
[ C ] Because he doesn’t have time for lunch.
[ D ] Because sometimes he has to work under bad weather.
17. What is Tom going to do in the aftemoon?
[ A ] Finish his homework.
[ B ] Cut grass.
[ C ] Plant trees.
[ D ] Buy groceries.
Questions 18 ～21 are based on the following dialogue between a customer and a shop assistant.
18. What does the woman want to buy?
[ A ] A sweater.
[ B ] An expensive pen.
[ C ] A microwave oven.
[ D ] A dishwasher.
19. What are they discussing about?
[ A ] The price.
[ B ] The style.
[ C ] The manufacture date.
[ D ] The delivery.
20. Why does the woman want to make the purchase in that store?
[ A ] The article is cheap in the store.
[ B ] The article is of good quality in the store.
[ C ] The store is near her place.
[ D ] The store has free delivery service.
21. How much does the shop assistant offer to reduce at first?
[ A ] Fifty dollars.
[ B ] Five dollars.
[ C ] Two hundred dollars.
[ D ] Seventy-five dollars.
