I____tothetopofthetree,butIfelloffitandhurtmylegA.musthaveclimbed

发布时间：2020-08-13 23:06:54

I ____ to the top of the tree, but I fell off it and hurt my legA.must have climbedB.was able to climbC.could have climbedD.should have climbed

网友回答

C解析本题考查情态动词。句中could have done表示“本可以做”。句意：我本可以爬到树顶，但我掉下来了腿受伤了。
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