虚拟语气否定句的倒装They would go to the meeting if they should not be

虚拟语气否定句的倒装
They would go to the meeting if they should not be busy tomorrow.
If the patient hadn't been cured of his disease,he wouldn't be able to go to work.
If the doctors hadn't controlled the disease,the virus would have spread farther.
就是这种类型的虚拟 倒装怎么改,速回
我没说要开网店啊、、