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【判断题】
等角度点生成圆弧上等圆心角间隔的点。A.
正确
B.
错误
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】听力原文：M: How come David is always so full of energy? W: He has a strange but highly effective way of sleeping. M: What is that? W: He takes a short sleep for an hour every six hours and has a total of ...
A.
It's effective.
B.
It's strange.
C.
It's the best.
【单选题】The boy is made__ the room every day. A. clean B. cleaning C. to clean D. cleans
A.
clean
B.
cleaning
C.
to clean
D.
cleans
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