下列哪些药可以治疗心绞痛: A: Nitroglycerin B: Propranolol C: Atropine D: Lidocaine E: Digitalis

下列哪些药可以治疗心绞痛:  A: Nitroglycerine B: Propranolol C: Atropine D: Lidocaine E: Digitalis

which flowers' life cycle and annual cycle is identical A: garden balsam B: Dianthus barbatus C: Digitalis purpurea D: pansy

which flowers have the life cycle of 1 year, 2 years or several years. A: African marigold B: Digitalis purpurea C: tree peony D: snapdragon