—How does your father learn Chinese, Jim?
| —How does your father learn Chinese, Jim? —He learns it _____ listening to the radio. |
| [ ] |
| A. on B. from C. by D. over |
可能相似的问题
你能帮帮他们吗
| —How does your father learn Chinese, Jim? —He learns it _____ listening to the radio. |
| [ ] |
| A. on B. from C. by D. over |
你能帮帮他们吗