题文
By the time I got to school, I realized that I ________ my pen at home.
| A.have forgotten | B.have left |
| C.had forgotten | D.had left |
By the time I got to school, I realized that I ________ my pen at home.
| A.have forgotten | B.have left |
| C.had forgotten | D.had left |
试题篮
()