如图是人体消化道某部位的结构图，请据图回答
《英雄交响曲》是德国伟大作曲家贝多芬为拿破仑而作。
根据表格内容，从题中所给的A、B、C、D四个选项中选出最佳答案。
Enjoy Harvesting
Want to relax yourself?
Want to experience country life?
Come and pick litchi!
Free for a taste.
Price:￥20 per kilo Dates: July 20th-July 28th
Add: Changlin village Tel:277-8688
Fitness Band on sale
Smartwatches without the watch
Monitor speed, time, distance, caloties burned, etc.
Long battery（电池）life (5 days)
￥800 （20% off for students)
Tel:289-6799
Visit Sam Mall for more information.
Ice and Snow Festival
Charming Ice Carving
Amazing World of Ice and Snow
Welcome to Fenghuang Park!
Dates: July 1st -July 25th
￥20 for each adult (half for each student)
Tel:288-6299
Super Pillow（枕头）Fight Party
Pillow Fight, a popular activity among young foreigners, has now come to Putian. It's a creative way to release(释放) pressure and stress.
Place:Putian Stadium
Time:2:30-5:00pm, June 28th
Fee:￥50 (pillow included)
Tel:275-6588
锂常被人们誉为“金属味精”．已知锂的核电荷数为3，锂比铝活泼．下列说法错误的是（ ）
