\NewDocumentCommand\twotoo{m+m+mo}{%
\medskip\par\noindent
\SetVerticalCoffin\lcoffin{.5\textwidth}{\linewidth=\hsize#2}% workaround for TL2020 bug from David Carlisle
\SetVerticalCoffin\fcoffin{.48\textwidth}{{\centering #3\par}\IfValueT{#4}{\noindent[#4]}}%
\JoinCoffins\lcoffin[r,vc]\fcoffin[l,vc](.02\textwidth,0pt)%
\SetHorizontalCoffin\fcoffin{\textsf{Question #1}}%
\JoinCoffins\lcoffin[t,l]\fcoffin[t,l](0pt,\baselineskip)%
\TypesetCoffin\lcoffin[T,l]\medskip\par%
}