脱口说英语口语校园习语大全
C-3：chalk talk 边板书边讲话
A:What is Mary doing with her friends? A:玛丽和她的小伙伴们在干吗？
B:She's giving them a chalk talk of a mathematies problem. B：她正连写带画地给他们讲一道数学题呢。
A:She's really like a little teacher. A:她真像一个小老师。