皮皮学，免费搜题
登录
搜题
【单选题】
是由已知直线的方位角求该直线在第四象限的象限角公式。A.
R ＝α
B.
R ＝α－ 180 °
C.
R ＝ 180 °－α
D.
R ＝ 360 °－α
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】下列哪些人是《海豚湾》的核心主创人员？
A.
里克·欧拜瑞（ Ric O’ Barry ）
B.
路易·皮斯霍斯（ Louie Psihoyos ）
C.
迈克尔·摩尔（ Michael Moore ）
D.
雅克·贝汉（ Jacques Perrin ）
【多选题】下面选项中,属于pageContext对象提供的操作域属性的方法有()
A.
setAttribute
B.
getAttribute
C.
removeAttribute
D.
findAttribute
【单选题】The Joint Declaration on the future of Hong Kong, which we have just signed ______ our two governments, is a landmark in the history of international diplomacy.
A.
in behalf of
B.
on behalf of
C.
represented
D.
represent
【单选题】By the time Bob arrives in Beijing, we have already arrived here for two days.
A.
we have been staying here for two days
B.
it has been for two days we have stayed here
C.
it is already two days before we have arrived here
D.
we will have stayed here for two days
相关题目：