1 Tom isn't good at drawing but (he is good at) dancing
2 My maths teacher is tall and slim
3 Let's have a look at my new classmate
4 I often play basketball with my classmates after school
5 I like reading very much
翻译： 1.汤姆不擅长画画,但他擅长跳舞. 2.我的数学老师又高又苗条.