虚拟语气的详细用法答:五、虚拟语气的其他用法:⑴ suggest,propose,advise,recommend,order,insist,require,request,demand等动词后的宾语从句 及suggestion,proposal,advice,recommendation,order,idea等名词后的表语从句或同位语 用"(should)+动原"的虚拟语气.⑵ It is necessary/strange/natural/better/important后的从句用"(should)+动原"...