题文
The first successful space walk in 2013 is an important historical________in Chinese history.
| A．event | B．matter | C．affair | D．incident |
推荐试卷
The first successful space walk in 2013 is an important historical________in Chinese history.
| A．event | B．matter | C．affair | D．incident |
试题篮
()
粤公网安备 44130202000953号
