问题补充:
You can make yourself in English pretty well if you keep on speaking the language.
A. understand
B. understanding
C. to understand
D. understood
答案:
A. understand
B. understanding
C. to understand
(答案→)D. understood
解析:句意:如果反复练习这个语言,你可以很好的用英语表达自己。这里是用make+宾语+宾语补足语,因为yourself和understand是被动关系,用过去分词做宾语补足语,所以选D。