皮皮学,免费搜题
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【单选题】
铺备用床时错误的操作步骤是
A.
移床旁桌距床20cm
B.
移椅距床尾 15cm
C.
酌情翻转床垫
D.
铺大床角,先床尾,后床头
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【单选题】If you had opened the letter of credit to reach us in July, we () the goods now.
A.
could have dispatched
B.
could dispatch
C.
dispatch
D.
can dispatch
【简答题】网页模板是预先设计的特殊的网页,它的文件名后缀是()。
【多选题】止水带的材料有哪些?
A.
塑料止水带
B.
橡胶止水带
C.
钢板止水带
D.
橡胶加钢边止水带
【单选题】下列化合物水解速率最快的是 ( )
A.
. 苯甲酰氯
B.
邻苯二甲酸酐
C.
苯甲酸甲酯
D.
苯甲酰铵
【单选题】下列化合物水解速度最快的是
A.
酰氯
B.
酸酐
C.
酰胺
D.
【简答题】Today, most countries in the world have cs. Many countries have built cs near the coast, and parallel 1 the coast. Even in the twentieth century, goods can be moved more cheaply by boat than b...
【单选题】Please make sure that your L/C will reach us well before the shipment month so that we can ______ shipping space for the goods with ABC Line.
A.
retain
B.
preserve
C.
conserve
D.
book
【单选题】运算器和控制器统称为
A.
主机
B.
中央处理器
C.
外部设备
D.
存储器
【单选题】通过Dreamweaver来制作网站模板时,“另存为模版”的模板页面的后缀是( )。
A.
.xml
B.
.psd
C.
.css
D.
.dwt
【单选题】( )If you had opened the letter of credit to reach us in July, we ______ the goods now.
A.
could have dispatched
B.
could dispatch
C.
can dispatch
D.
dispatch
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