题目内容
Sooner or later, the old palace will get ruined if ______.
| A.being left unrepaired | B.not left repaired |
| C.left unrepaired | D.having left unrepaired |
C
略
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题目内容
| A.being left unrepaired | B.not left repaired |
| C.left unrepaired | D.having left unrepaired |