了解卵巢功能的方法有
A．宫颈黏液检查
B． * * 脱落细胞检查
C．基础体温检查
D．子宫内膜检查
E．宫颈刮片检查
参考答案：A,B,C,D
A．副线圈中电压表的读数为55V
B．副线圈中输出交流电的周期为0.01s
C．原线圈中电流表的读数为0.5A
D．原线圈中的输入功率为110W
In a certain sequence, the first term is 1, and each successive term is 1 more than the reciprocal of the term that immediately precedes it. What is the fifth term of the sequence ？（）
A.A
B.B
C.C
D.D
E.E
W
