据估计，世界上约三分之一的人体中“潜伏”有肺结核分枝杆菌，这些人可能一生都不表现出肺结核症状．经检测表明：这些“潜伏”的细菌并没有对抗生素产生抗药性．难道细菌对付抗生素还有其它策略？1944年，医生比格发现，现有的抗生素只能消灭正在生长和繁殖的细菌．微生物学家路易斯进一步检测到：一旦环境残酷，如缺氧、营养缺乏、温度不利生长等，每种细菌都能进入休眠状态．我们可用下图形象地解释细菌对付抗生素的两种策略．阅读上述材料，请回答：

在一块长15米，宽28米的长方形地上铺一层4厘米厚的沙土。

A.  B.  C.  D.  E.

⑴____My friend's a boy. His name's Bill. He's ten. He's tall. He has short hair. He has grey shorts. He has a skateboard.

⑵____My friend's a girl. Her name's Polly. She's eight. She's short. She has short hair. She has a blue dress. She has a cat.

⑶____My friend's a girl. His name is Jill. She's eleven. She's thin. She has a skateboard. She can play on the skateboard.

⑷____My friend's a girl. Her name's Amy. She's twelve. She's tall. She has long hair. She has a blue skirt. She can fly a kite.

⑸____My friend's a boy. His name's Mark. He's eleven. He's short. He has long hair. He has a pair of jeans. He likes riding a bicycle.