I was just talking to Margaret when Jackson ______.
A.cut in
B.cut down
C.cut off
D.cut up
A
BD1-7型变压器二次线圈的额定电压为().
A.110V
B.150V
C.180V
D.220V
糖尿病患者运动锻炼最适宜的时间为()
A.餐前
B.服药前
C.餐后即刻
D.药物作用高峰时
E.餐后至药物作用高峰之前