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【判断题】
一般情况下，YG3用于粗加工，YG8用于精加工。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】I've been old enough to take care of myself.I'll no longer__ my father.
A.
keep on
B.
hold on
C.
put on
D.
depend on
【单选题】I'll help you repair the machine as soon as I ______ my work.
A.
will finish
B.
finish
C.
have finished
【简答题】CTO是指首席技术官,CEO是指()。
【简答题】CTO全称是?
【单选题】—There is a story here in the paper about a ll0-year-old man. —My goodness! I can't imagine that old. [ ]
A.
to be
B.
to have been
C.
being
D.
having been
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