One day, a person who was famous小题1:               growing the wonderful apple trees gave a farmer a young小题2:               tree and told him how to plant it. The farmer was pleased with the gift, 小题3:              he was afraid that if he 小题4:             the tree near the road, strangers would take the fruit. If he planted the tree in the field, his neighbors would 小题5:              some of the apples. If he planted the tree near his house, his children would take the fruit. 小题6:               he planted the tree in his wood. Without sunlight and good soil, the tree soon 小题7:              .

Later the friend asked the farmer小题8:               he had planted the tree in such a poor place. “What’s the difference?” the farmer said loudly and then told what he had thought.

“Yes,” said the friend, “but at小题9:              someone could have enjoyed the fruit. Now you destroyed a good apple 小题10:              !”

有关电器设备防护知识不正确的是（）

A.电线上洒有腐蚀性药品，应及时处理

B.电器设备电线不宜通过潮湿的地方

C.能升华的物质都可以放入烘箱内烘干

D.电器仪器应按说明书规定进行操作

E.开关电源时各个开关的顺序是一样的