It is therefore worthwhile for a teacher to make students aware of expressions involving the face and to provide them with examples in use, especially in written prose.〖^3〗
As a final note, if NPs of urging or recommendation take that-clause complements, the verbs in these complements will appear in the subjective, just as they do for verbs of urging or recommendation taking subjunctive clause:
Ordinary subjunctive verb complements: