问题
When the foreign guest arrived, I found him speaking good Chinese. I _______ his speech intoChinese the night before. [ ]
A: needn't translate
B: didn't need to translate
C:hinese the night before /T
D: didn't need translating
B: didn't need to translate
C:hinese the night before /T
D: didn't need translating
正确答案是：
