炮泥按调和剂不同可分为（）和（）。
参考答案：有水炮泥；无水炮泥
Mother asked the youngest girl _____ with her toy car. [ ]
A. what the matter was
B. what was the matter
C. what the matter is
D. what is the matter
有5个连续自然数，它们的和是145。这5个自然数分别是多少？
