皮皮学，免费搜题
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搜题
【判断题】
合同授予最低评标价投标商,并要求在投标有效期内进行。 ( )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】What does the professor mean when he says this:
A.
He does not want to waste time on something the students already know.
B.
He wants the students to feel comfortable about speaking up in class.
C.
He does not think he needs to go over the topic because it is not critical.
D.
He thinks the students have made a correct assumption about the topic.