重新组合段落:
Rearrange the following sentences so that they read logically. The positions of some sentences have been given.
A . Finally, give the mower a good cleaning with a rag and solvent until it looks like new.
B . Getting the power lawn mower ready for summer use isn't that difficult. First, drain the oil from the crankcase and replace it with a can of 40-weight heavy viscosity oil.
C . Sixth, sharpen the edges of the blades with a file.
D . Third, replace the spark plug so the engine will start easily.
E . Next, replace the belt that turns the spindle. Even if the old one isn't worn, it will be stretched enough after a year's wear to slow the blade action.
F . Fifth, grease the ends of the spindle that turns the blades until they turn freely with the motor off.
G . Fourth, check the starter rope and replace it if it is frayed.
H . Seventh, drain any of last year's gasoline from the gas tank and fill it with fresh gas.

()E(  )(  )(  )C(  )A