．Now natural disasters happen one after another, ______ warns man to treat nature kindly.
| A．it | B．that | C．which | D．as |
推荐试卷
．Now natural disasters happen one after another, ______ warns man to treat nature kindly.
| A．it | B．that | C．which | D．as |
试题篮
()
粤公网安备 44130202000953号
