根间肉芽肿最不可能出现的转归是
A．痊愈
B．病变保持稳定状态
C．急性发作
D．根尖囊肿
E．致密性骨炎
参考答案：A
—Will you play basketball against Class 3 tomorrow?
—Yes. ________ it snows.
A．If
B．Until
C．When
D．Unless
七国时代
