问题
选择题
| My father has a computer, but he doesn't know________to use it. |
A. what B. how C. who D. which |
答案
答案：B
搜题请搜索小程序“爱下问搜题”
| My father has a computer, but he doesn't know________to use it. |
A. what B. how C. who D. which |
答案：B