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icult 7. A. fruit B. vegetables C. meat D. bread 8. A. instead B. sometimes C. still D. however 9. A. dangerous B. difficult C. heavy D. different 10. A. Thanks for B. Many thanks C. Because of D. Because (B) My friend John has got a restaurant in a big city. It is near a supermarket. He gets ten robots for the restaurant. Each robot costs (價錢為 ) 20,000 yuan. The restaurant is not big, but very popular. Now more and more people e here for dinner. The robots have different jobs in the restaurant. Two robots cook different kinds of food。 one washes the dishes