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【单选题】
使用显微镜油镜时,便于观察物象,载玻片上滴加的物质是( )
A.
乙醇
B.
乙醚
C.
二甲苯
D.
香柏油
E.
香油
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【简答题】根据句意和汉语注释,写出单词的正确形式。 1. She has struggled ________ (反对) cancer for almost ten years. 2. Remember to hold your ________ (呼吸) when you dive into the water. 3. He ________ (证明) his courage in the battle....
【单选题】一般纳税人确认销售收入的原始凭证主要是增值税专用发票的( )
A.
记账联
B.
抵扣联
C.
发票联
D.
存根联
【单选题】(单选题)一般纳税人确认销售收入的原始凭证主要是增值税专用发票的( )。
A.
记账联
B.
抵扣联
C.
发票联
D.
存根联
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【单选题】关于条码和RFID电子标签的区别,哪些说法是正确的?( AC )
A.
RFID电子标签比条码信息量大
B.
RFID电子标签和条码读取方式相同
C.
RFID电子标签比条码安全
D.
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【单选题】How many years has John Kerry served in the Senate?
A.
Ten years.
B.
Twenty years.
C.
Fif years.
D.
Nine years.
【简答题】帮助下列词汇在下面的文章中找到它们的家。 studied  teacher retired taught  learn  ago pupil  an  teaching Ten years _ l , Mr Li was a __ 2 . He _ _3 _ Chinese. Chen Hai was in his class. He was a good 4._____. He _ 5 _ ve...
【单选题】建设单位购入的设备验收入库时,对于需要安装的设备,应记入( )科目的借方,对于不需要安装的设备和工具及器具,应记入( )科目借方。
A.
“库存设备” “库存设备”
B.
“设备投资” “设备投资”
C.
“库存设备” “设备投资”
D.
“设备投资” “库存设备”
【简答题】阅读下面短文,根据短文内容回答下列各题。 Mrs. King has two children, Jodie and Julie. They are ten years old. It's 5:00 p.m. now. Mrs. King is cooking in the (A) kitchen. Jodie and Julie are playing in their room. Later ...
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