问题
选择题
____________ many times, but he still couldn't understand it.[ ]
A. Though he had been told
B. Having been told
C. Having told
D. He had been told
答案
答案:D
____________ many times, but he still couldn't understand it.[ ]
A. Though he had been told
B. Having been told
C. Having told
D. He had been told
答案:D