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【判断题】
全程导游与地方导游员核对和商定旅游日程安排过程中,如果发现地方待社对活动日程做了较大变动,应及时向旅游团通报A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】His hands and fingernails suggested that he hadnt done heavy manual work in his life-he could have been a rich man. ( Passage 1)
【判断题】如果嫌疑人修改了文件的后缀名,可以通过校验文件签名来识别,并且可以根据文件签名来判断该文件真实的文件类型。对吗? (5.0分)A. 对 B. 不对
A.
正确
B.
错误
【简答题】A．引物酶 B．连接酶 C．解螺旋酶 D．单链DNA结合蛋白 原核生物复制过程中起稳定已解开单链作用的是 A． B． C． D．
【单选题】He walked up and down the room for half an hour, _______ behind him.
A.
with his hands clasping
B.
his hands clasped
C.
his hands were clasped
D.
as his hands clasped
【单选题】He seems to have nothing to do. He always keeps his hands in his ______.
A.
bags
B.
chest
C.
back
D.
Pockets
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