成人高等教育 / 大学英语专一
正确率：100%
It's the second time that I _ _ _ _ _ _ _ _ _ _ in Shanghai ！ What great changes have taken place in Shang Hai. It is ten years since I _ _ _ _ _ _ _ _ _ _ it last time.
- A、
have been ； left
- B、
had been ； left
- C、
have been ；had left
- D、
went ；had left
参考答案：
佳题速递：