Latex 显示多组图，且不显示底标

一，仅在最底下显示自己所需文字时

latex代码：

\begin{figure}[t]%
\centering
\begin{center}
\begin{minipage}{\textwidth}
\begin{tabular*}{\textwidth}{@{\extracolsep{\fill}}c@{}c@{}c@{}c@{\extracolsep{\fill}}}
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} \\
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} \\
A & B & C & D \\
\cite{b22} &  & \cite{b33} & abc \\
\end{tabular*}
\end{minipage}
\end{center}
\caption{Here is the caption.Here is the caption.Here is the caption.Here is the caption.Here is the caption.Here is the caption.Here is the caption.Here is the caption.Here is the caption.}\label{fig6}
\end{figure}

效果图：

 

二，底部不显示内容

latex代码：

\begin{figure}[t]%
\centering
\begin{center}
\begin{minipage}{\textwidth}
\begin{tabular*}{\textwidth}{@{\extracolsep{\fill}}c@{}c@{}c@{}c@{\extracolsep{\fill}}}
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} \\
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} \\
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} &
\includegraphics[width = 2cm]{pic/qq.jpg} \\
\end{tabular*}
\end{minipage}
\end{center}
\caption{Here is the caption.Here is the caption.Here is the caption.Here is the caption.Here is the caption.Here is the caption.Here is the caption.Here is the caption.Here is the caption.}\label{fig6}
\end{figure}

效果图：