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【简答题】
利用拉普拉斯展开定理计算下列行列式：
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
【简答题】默 读课文, 用自己的话概括课文主要内容
【单选题】Those are very important papers and I'd just as soon ______ here.
A.
as you leave them
B.
you leave them
C.
you will leave them
D.
that you will leave them
【单选题】I'd just as soon believe that you______so much money with you.
A.
did not take
B.
do not take
C.
haven't taken
D.
will not take
【简答题】概括课文主要内容的方法包括()和提问题的方法。
【简答题】概括课文主要内容。