后面可接名词或动名词形式 Eg: Mr Gu is good at languages. He can speak eight languages. 顾先生精通多种语言，他会说八种语言。 I am good at swimming. 我擅长游泳。 He is good at playing chess. 他擅长下国际象棋。 Amy is good at running. Amy 擅长跑步。 They are good at music. 他们擅长音乐。,1， be good at sth./ doing sth. 擅长于; 精通,1， be good at sth./ doing sth. 擅长于; 精通,He _ good _ swimming. 他擅长游泳。 I _ _ _ telling stories. 我擅长讲故事。 Lucy and Linda _ good at _. Lucy 和 Linda 擅长跳舞。,is at,am good at,are,dancing,相当于 do well in I am good at swimming. I do well in swimming. Amy is good at running. Amy does well in running. He is good at playing chess. He does well in playing chess.,1， be good at sth./ doing sth. 擅长于; 精通,They are good at music. They do well in music.,1， I am good at s_. I want to join the swimming club. 2, They _ good at art. They are in the art club. 3, He is good at playing the guitar. (变一般疑问句) _ he _ _ playing the guitar? Yes, he is . No ,he isnt.,wimming,are,Is good at,I do well in swimming.,They do well in art.,He does well in playing the guitar.,Does he do well in playing the guitar? Yes, he does. No, he doesnt.,2, like to do like doing 喜欢做某事,I like to dance. I like dancing. He likes to play chess. He likes playing chess.,3， join 的用法,We are telling stories. Come and join us! 我们正在讲故事。来加入到我们的行列中来吧。 Do you want to join _ (we). He wants to join _ (they).,He is good at telling stories. (同义句并变一般疑问句) He _ _ _ telling stories. _ he _ well _ telling stories? 2. I _ good at swimming. (填空并变 一般疑问句) _ you _ _ swimming. I like _ (run) . I want to join the sports club. 4. He wants to join _ (we).,does well in,Does,do in,am,Are good at,running/to run,us,