19．A：Can you tell me （78）where I can find a good place to eat？
B：Of course．There is a good place to have different delicious food．It's just on the Central Road．
A：That's good．I would like to eat vegetarian．（79）What about you？
B：Burnt barbecued meat．
A：Oh．It's not good for us．I suggest eating something healthy．
B：Um…in your opinion，（80）What is the healthy food？
A：There're many．Like fruit and vegetables，something without additives（添加剂），yogurt and so on．
B：I agree．The Green Land has very nice salads．It's not far from here．
A：（81）How about walking there？
B：Great．Walking is also good for our health．
