【B18】

You are a salesman in a pharmacy company. Write a letter to Mr. Wang, one of your customers, to introduce a new medicine to him.You should write about 100 words on the ANSWER SHEET.Do not sign your own name at the end of the letter. Use " Li Ming" instead.Do not write the address.

Study the following drawing carefully and write an essay in which you should 1)describe the drawing, 2)interpret its meaning and implications, and 3)give your comments. You should write 160-200 words neatly on the ANSWER SHEET.(20 points)

【B19】

【B20】

【B16】

【B17】

【B18】

【B14】

【B15】

【B13】