问题 选择题 我会算，选择正确的答案。( ) 1. twenty －nine = _______________( ) 2. thirty －four = _______________( ) 3. seven + eight = _______________( ) 4. nineteen + five = _______________( ) 5. seven + eighteen = _______________A. 15B. 24C. 11D. 25E. 26 答案 1. C 2. E 3. A 4. B 5. D
