Why is sad ?
她为什么伤心？
加油！不明白再问！如果帮到并咐者你，请采绝薯纳，谢简悄谢！
Why she is sad?
She is sad (because she failed the math test).对括号部分提问
Why is sad ?
她为什么伤心？
加油！不明白再问！如果帮到并咐者你，请采绝薯纳，谢简悄谢！
Why she is sad?
Why is sad ?
她为什么伤心？
加油！不明白再问！如果帮到并咐者你，请采绝薯纳，谢简悄谢！
Why she is sad?