It is said that the gravity on Mars is only about __________ of the gravity on earth．
| A．three-eighths | B．third-eighth | C．three-eighth | D．third-eighths |
It is said that the gravity on Mars is only about __________ of the gravity on earth．
| A．three-eighths | B．third-eighth | C．three-eighth | D．third-eighths |
试题篮
()
粤公网安备 44130202000953号
