___ he will come or not is_____ worries us.
| A．Whether, why | B．Whether, what | C．If, that | D．If, which |
相关知识点
推荐试卷
___ he will come or not is_____ worries us.
| A．Whether, why | B．Whether, what | C．If, that | D．If, which |
试题篮
()
粤公网安备 44130202000953号
