※ 引述《meng3523 (矿泉水)》之铭言：
: _______ a nuclear plant go wrong, the impact on its surrounding area could be
: disastrous.
: 答案是Should 为什么If 不行呢？
: 谢谢各位
If a nuclear plant should go wrong,
= Should a nuclear plant go wrong,

谢谢！