What is the general rule for the use of the subjunctive mode?
"Practical Grammar and Composition"
Thomas Wood
In the subjunctive of be, it will be noted that the form be is used throughout the present tense; and the form were throughout the past tense.
"Practical Grammar and Composition"
Thomas Wood
We ceased all caressing tone, and changed the subjunctive mood for the imperative.
"Around The Tea-Table"
T. De Witt Talmage