He unbuttoned his shirt to _______ a big scar on his chest.
(A) adapt
(B) react
(C) review
(D) reveal
出自:贵州理工学院大学英语

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块