用适当的数字填空。1. There are ___________ apples.2. seven + eight = ___________
3. ___________ + six = fourteen
4. twelve + four = ___________
5. ten + ___________ = fifteen
试题答案
1. eleven 2. fifteen 3. eight 4. sixteen 5. five
用适当的数字填空。1. There are ___________ apples.2. seven + eight = ___________
3. ___________ + six = fourteen
4. twelve + four = ___________
5. ten + ___________ = fifteen
1. eleven 2. fifteen 3. eight 4. sixteen 5. five