subjunctive mood
【正确答案】：The subjunctive mood in the present system is a formal category, chiefly expressed by means of modals auxiliaries，past tense forms，past perfect forms，ete．The trimmed subjunctive mood falls into two major types: the be-subjunctive and the were-subjunctive．E.g. If he be found guilty．he will be punished.If only she were here．