.People have planted a great many trees in order to _____ wind and sand in the desert.
| A．hold down | B．hold up | C．hold back | D．hold out |
相关知识点
推荐试卷
.People have planted a great many trees in order to _____ wind and sand in the desert.
| A．hold down | B．hold up | C．hold back | D．hold out |
试题篮
()
粤公网安备 44130202000953号
