30. Owen: Is Grandpa______ to stand by himself? Lisa: That’s right. He isn’t ______to st
問題詳情
30. Owen: Is Grandpa______ to stand by himself? Lisa: That’s right. He isn’t ______ to stand by himself. (A) too weak ; strong enough (B) strong enough; too strong (C) weak enough; too weak (D) too strong; weak enough