皮皮学，免费搜题
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【单选题】
等轴晶系的对称特点是什么?A.
均有3个L 4
B.
均有3个L 2
C.
均有6个L 2
D.
均有4个L 3
E.
均有对称中心
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
【单选题】I don’t ()of smoking in the waiting-room.
A.
approve
B.
agree
C.
approach
D.
sanction
【简答题】Reception room, waiting room
【简答题】智能笔快捷键 为
【简答题】waiting room
【单选题】where are they talking?
A.
In a classroom.
B.
In a reading room.
C.
In a waiting room.
【单选题】Which of the following has the same meaning with “Maternal Waiting Room”?
A.
VIP Waiting Room
B.
Mother-and-child Waiting Room
C.
Waiting Room for Soldiers
D.
Business Waiting Room
【单选题】The boss kept the visitor ______ in the waiting room for him.
A.
wait
B.
to wait
C.
waiting
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