it is a good beginning to help those who have trouble climbing stairs

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itisagoodbeginningtohelpthosewhohavetroubleclimbingstairsitisagoodbeginningtohelpthosewhohavetrouble

it is a good beginning to help those who have trouble climbing stairs
it is a good beginning to help those who have trouble climbing stairs

it is a good beginning to help those who have trouble climbing stairs
去帮助爬楼梯有困难的人是一个好的开始.

去帮助爬楼梯有困难的人是一个好的开始。