来自顾亚丽的问题
thetotalageofhebrewandhissonis51.3yearsago,hebrewis8timesasoldashisson.findthecurrentageofhebrew'sson.
thetotalageofhebrewandhissonis51.3yearsago,hebrewis8timesasoldashisson.findthecurrentageofhebrew'sson.

