Listen and read.
[ɑ:] f$\textbf{a}$ther, grandf$\textbf{a}$ther, grandp$\textbf{a}$, grandm$\textbf{a}$, st$\textbf{ar}$.
[ʌ] m$\textbf{o}$ther, grandm$\textbf{o}$ther, br$\textbf{o}$ther, s$\textbf{o}$n, grands$\textbf{o}$n.
[æ] gr$\textbf{a}$ndmother, gr$\textbf{a}$ndfather, d$\textbf{a}$d, gr$\textbf{a}$ndma, gr$\textbf{a}$ndpa, .f$\textbf{a}$mily.
[ɔ:] d$\textbf{au}$ghter, grandd$\textbf{au}$ghter, f$\textbf{or}$, dr$\textbf{aw}$, w$\textbf{a}$ter.