On which date are James and Alan going to meet()
A. 22 March
B. 23 March
C. 24 March
查看答案
The boys are sitting under the tree.(对划线部分提问 )___________________________________________
Janet ______ (get) up at 7:30 a.m. every day, so she is always late for school.
My mother's work is _____ (make) our city safe.
电流互感器二次回路阻抗增加时,其电流误差和角误差()
A. 均增加
B. 均减小
C. 电流误差增加,角误差减 小。