题目

It's a Saturday morning,and I am eager to fly away.My husband and I will meet up with our son on the other side of the country to learn and explore together.Sitting now at the airport gate,my husband wanders away to stretch his legs.Moments later,he returns and whispers in my ear.I rise and follow him around the comer toward a large window facing the landing area. On the road,Marines stand straight and the plane door is open.A white hearse(灵车）is parked nearby.A man and a soldier stand on either side of a woman,supporting her and waiting for what is to come.Airport personnel stand11．图中两地间能够开凿渠道自流引水的是（　　）A．从乙到丙B．从丁到乙C．从戊到甲D．从丁到戊