女性青春期发育过程中的重要标志是
A．子宫增大B．生长突增C． * * 发育D．月经初潮E．出现阴毛
参考答案：D
Had he _____ her promise, she would have made it to Yale University. [ ]
A. looked up to
B. lived up to
C. kept up with
D. come up with
甲醇回收塔塔顶采出的物料是（）。
A、水
B、甲醇
C、MTBE
D、醚后碳四
