题文
As a green hand, he doesn’t know______ it takes to start a business here.
| A．when | B．how | C．what | D．which |
推荐试卷
As a green hand, he doesn’t know______ it takes to start a business here.
| A．when | B．how | C．what | D．which |
试题篮
()
粤公网安备 44130202000953号
