Listen, repeat and read.
[æ] – h$\textbf{a}$ppen, n$\textbf{a}$tional, c$\textbf{a}$ndidate, ch$\textbf{a}$rity
[eɪ] − d$\textbf{a}$ngerous, pl$\textbf{ay}$, st$\textbf{ay}$, $\textbf{ei}$ght, b$\textbf{a}$sed
[ʌ] − j$\textbf{u}$st, j$\textbf{u}$ngle, ad$\textbf{u}$lt, $\textbf{o}$thers, br$\textbf{o}$thers
[ɑ:] − st$\textbf{ar}$t, st$\textbf{ar}$, p$\textbf{ar}$t, ex$\textbf{a}$mple, kar$\textbf{a}$te
[ɔ:] − aw$\textbf{ar}$d, perf$\textbf{or}$mance, astron$\textbf{au}$t, supp$\textbf{or}$ter