问题
选择题
| ____ many times, but he still couldn't understand. |
A. Having told B. He had been told C. Though he had been told D. Having been told |
答案
答案：B
搜题请搜索小程序“爱下问搜题”
| ____ many times, but he still couldn't understand. |
A. Having told B. He had been told C. Though he had been told D. Having been told |
答案：B