Instead of repeating the "C" mission flight of Apollo7, this CSM could be sent all the way to the Moon, with the possibility of entering a lunar orbit and returning to Earth.
ɪnstˈɛd ʌv ɹᵻpˈiːɾɪŋ ðə "sˈiː" mˈɪʃən flˈaɪt ʌv ɐpˈɑːloʊ sˈɛvən, ðɪs sˌiːˌɛsˈɛm kʊd biː sˈɛnt ˈɔːl ðə wˈeɪ tə ðə mˈuːn, wɪððə pˌɑːsəbˈɪlᵻɾi ʌv ˈɛntɚɹɪŋ ɐ lˈuːnɚɹ ˈɔːɹbɪt ænd ɹᵻtˈɜːnɪŋ tʊ ˈɜːθ.