C．Using cola as a drug.

　　18．How was cola originally sold?

　　A．As a soft drink.

　　B．As a medicine.

　　C．As cooking oil.

　　19．Why does the speaker mention John S. Palmerton?

　　A．He sold cola to doctors.

　　B．He was a drugstore clerk.

　　C．He developed cola as a drug.

　　20．How was the drug made into a soft drink?

　　A．By mixing it with special oils.

　　B．By heating it.

　　C．By adding soda water.

　　答案：1～5　BCCBA　6～10　CCABC

　　11～15　BACCC　16～20　BABCC

　　听力材料

　　(Text 1)

　　W：Wonderful, the menu here is printed in English.

　　M：Great, we will have no trouble choosing the dishes.

　　W：And we can learn some Chinese from the menu, too.

　　(Text 2)

　　W：I'm coming. What do you have for dinner, my dear?

　　M：Something special.

　　W：Something special? Great! I'm starving.

　　(Text 3)

　　M：Hello, can I help you?

　　W：Yes，please. I like this sweater very much, but it's too small for me. Do you have it in size 12?

　　M：I'm afraid not. Size 10 is the largest we have.

　　(Text 4)

　　M：Please, I ordered my meal at least twenty minutes ago, and it hasn't come yet. Why is it taking so long?

　　W：I'm very sorry. I'll check your order with the chef.

　　(Text 5)

W：This wine tastes a bit strange.