题文
This is _______ important book. It helped me a lot in ________ old days.
| A．a; an | B．an; the | C．the; an | D．/; the |
This is _______ important book. It helped me a lot in ________ old days.
| A．a; an | B．an; the | C．the; an | D．/; the |
试题篮
()
粤公网安备 44130202000953号
