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【多选题】
下列关于外板件修复描述正确的有?A.
先修复弹性变形,再修复塑性变形
B.
先修复塑性变形,再修复弹性变形
C.
先修复直接损伤,再修复间接损伤
D.
先修复间接损伤,再修复直接损伤
拍照语音搜题，微信中搜索"皮皮学"使用
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举一反三
【简答题】My Stroke of Luck. Synonym :
【简答题】2/什么叫做作用效应 ? 什么叫做结构抗力 ?
【单选题】听力原文：W: Finding this china cabinet was a real stroke of luck. Because of the scratch on the side, the dealer charged me $50 less than the regular price. M: You were very lucky, and with a little polis...
A.
He thinks it is a pity that there is a flaw on it.
B.
He thinks it is a good bargain but it could be much cheaper.
C.
He thinks it is a real bargain because the flaw is hardly noticeable.
D.
He thinks the woman should show it to her friends.
【单选题】It was a stroke of luck that she had always been able to write with ______ hand, which sometimes helped her a lot.
A.
both
B.
each
C.
every
D.
either
【简答题】What a stroke of luck I had!
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