afraid的用法 — 英语选择题
题目
Mia 害怕大狗，但不害怕游泳。哪句话表达正确？A. Mia is afraid of big dogs, but she isn't afraid to swim. B. Mia is afraid to big dogs, but she isn't afraid of swim. C. Mia is afraid of big dogs, but she isn't afraid of swim. D. Mia is afraid to big dogs, but she isn't afraid to swim.