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- He is good at teaching his students to reason. 他擅于教导学生如何推理。
- He is good at mental arithmetic. 他擅长心算。
- John is an athletic boy. He is good at running. 约翰体魄健壮。他擅长跑步。
- He is good at his job but he seems to lack confidence. 他工作不错，但似乎缺乏信心。
- He is good at breeding livestock. 他擅长畜养家畜。
- He is good at conjuring with silver coins. 他擅长用银币变戏法。
- He is good at making impromptu speeches. 他善于发表即席演说。
- He is good at slicing the ball like that. 他擅长打那样的斜射球。
- He is good at writing articles about country life. 他擅长写关于农村生活的文章
- He is good at spherical geometry. 他对球面几何学很拿手。
- He is good at writing compositions. 他善于写作。
- He is good at making impromptu speech. 他善于发表即席演说。
- He is good at initiating projects but rarely follows through with anything. 他善于开始一些研究工作，但很少把什么进行到底。
- He is good at landscape painting. 他擅长画山水画。
- He is good at all kinds of sports. 他擅长各类体育运动。
- He is good at farm work,though very young. 他虽然很年轻,却善于做农活。
- He is good at this kind of work,you know. 他擅长这种工作。
- He is good at make impromptu speech. 他善于发表即席演说。
- Apart from English, he is good at French. 除了英语外,他的法语也很好。
- It is known to us all that he is good at English. 众所周知,他擅长英语。
