单项选择题

A．Three weeks.
B．Two weeks.
C．Four weeks.
D．Five weeks.
<上一题 目录 下一题>
热门 试题

单项选择题
A．Enforcing laws controlling navigation, shipping, immigration and fishing.B．Enforcing laws affecting the privately - owned boats in the U. S.C．Searching for missing boats and rescuing people.D．Training people to good swimmers along the beach.
A．Enforcing laws controlling navigation, shipping, immigration and fishing.
B．Enforcing laws affecting the privately - owned boats in the U. S.
C．Searching for missing boats and rescuing people.
D．Training people to good swimmers along the beach.
单项选择题
Satellite phones and Professional Mobile Radios are a kind of cellphone.
A．Y
B．N
C．NG
相关试题