NODEB-48V电源线的线径是:()
A.16mm2
B.25mm2
C.30mm2
D.36mm2
参考答案:B
根据我国《保险经纪机构管理规定》的要求,保险经纪机构应当自办理工商登记之日起( )日内,缴存保证金。
A.10
B.20
C.30
D.40
I like ______ oranges. I don't like _______ orange. [ ]
A .these, those
B. those, the
C. that, these