when ( ),you^d better make yourself ( )as much as possible

题目

when ( ),you^d better make yourself ( )as much as possible
A.talking ,understand B.saying,understood C.telling,understand D.speaking,understood

答案

选D
make oneself done(make yourself understood)固定短语,译为“使自己被……（使自己被别人听懂理解,也就是别人能听懂理解你说的话）”
排除AC
B saying 表示说话的内容,题目中没有提及说话内容,故不选.
D 而speaking 是指说话这件事本身或者说话时所使用的语言,符合题意.