专四虚拟语气专项练习1. If only the patient _ a different treatment instead of using the antibiotics, he might still be alive now.(07.54)A. had received B received C should receive D were receiving2. It is absolutely essential that William _ his study in spite of some learning difficulties.(07.65)A will continue B continued C continue D continues3. It is imperative that the government _ more investment into the ship building indus