题文
When the telephone rang, I happened_____ a book.
| A．to be reading | B．to read | C．read | D．to have read |
推荐试卷
When the telephone rang, I happened_____ a book.
| A．to be reading | B．to read | C．read | D．to have read |
试题篮
()
粤公网安备 44130202000953号
