This is a paraphrasing task. In this task, you're given a sentence and your task is to generate another sentence which express same meaning as the input using different words.

'' you might want to check this boy out with the fbi . ''
'' maybe you should check this guy at the fbl . ''

the main issues are high cost , low energy density and heavy weight of batteries .
the main problems are high costs , low energy concentrations and a high battery charge , which greatly limits the commuter distance .

at a depreciation rate of only 25 % , however , a large portion of total depreciation would only be offset at the moment of replacement investment .
at a depreciation rate of only 25 % , the bulk of the depreciation would be counted only at the time of recovery .