A:充分不必要条件
B:必要不充分条件
C:充要条件
D:既不充分又非必要条件
I won the first prize in the spoken English competition. My parents are ______ me.
读一读,翻译下列句子。
____+____=____
一元二次方程x2﹣3x=﹣2的解是( )