
\begin{question}
Describe the following Cardinal vowels according to the three parameters
vowel height, frontness-backness, and lip rounding:

\begin{enumerate}
  \item e is the ##ANSWER1## ##ANSWER2## ##ANSWER3## vowel.
  \item ɶ is the ##ANSWER4## ##ANSWER5## ##ANSWER6## vowel.
\end{enumerate}

\begin{answerlist}
  \item close
  \item near-close
  \item close-mid
  \item mid
  \item open-mid
  \item near-open
  \item open
  \item front
  \item front centralized
  \item central
  \item back centralized
  \item back
  \item unrounded
  \item rounded
  \item close
  \item near-close
  \item close-mid
  \item mid
  \item open-mid
  \item near-open
  \item open
  \item front
  \item front centralized
  \item central
  \item back centralized
  \item back
  \item unrounded
  \item rounded
\end{answerlist}\end{question}

\begin{solution}
For an overview of the 18 Cardinal vowels see \url{https://en.wikipedia.org/wiki/Cardinal_vowels}.

\begin{enumerate}
  \item e is the close-mid front unrounded vowel.
  \item ɶ is the open front rounded vowel.
\end{enumerate}
\end{solution}

\exname{Cardinal vowels}
\extype{cloze}
\exclozetype{schoice|schoice|schoice|schoice|schoice|schoice}
\exsolution{0010000|10000|10|0000001|10000|01}

