皮皮学,免费搜题
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【单选题】
table标签里,____表示行,___表示列
A.
tr,td
B.
thead,td
C.
td,tr
D.
tbody,tr
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举一反三
【单选题】检查皮带松紧度,用30~50N的力按下传动带,挠度应为( )。
A.
5~l0m m
B.
10~15 mm
C.
15~20m m
D.
20~25mm
【单选题】According to the passage, which of the following statements is true?
A.
Einstein invented the concept of speed of light.
B.
The Waste Land is a great work of literature.
C.
Edison made one major invention every 10 days.
D.
Mozart composed something every day even when he was sick.
【单选题】— Do you know ? — In the 6th century. [     ]
A.
who is the abacus invented
B.
when the abacus is invented
C.
when was the abacus invented
D.
when the abacus was invented
【单选题】The island 'Celtic' identity was invented in the 18th century.
A.
Y
B.
N
C.
NG
【简答题】短文填空。 Wood-block printing was invented sometime between the 4th and the 7th (1) c______ in China. The earliest book that we have was (2) p______ in 868 and was found in a Dunhuang cave. Wood-block pri...
【简答题】月季诱芽培养的外界条件是:温度___ ,光照时间是___ 小时,光照强度是___ ,昼夜湿度在___ 范围。
【简答题】When the automated player-piano was invented in the mid-19th century, companies that sold sheet music groused. When commercial radio took off, musicians bellyached that it would destroy them. So too, ...
【判断题】卖方向买方销售某种商品10000吨,在合同中规定了6至10月分5批装运,每月各装运2000吨,不可撤销即期信用证付款。买方按约于5月15日按合同开来信用证。卖方在前三个月每月装运2000吨,银行已分批凭单付款。但是9月份卖方因故未能按时装运,并延迟至10月初才装运。因此9月和10月装运均违约。
A.
正确
B.
错误
【简答题】Wood-block printing was invented sometime between the 4th and the 7th c 小题1: in Chi­na. The earliest book that we have was p 小题2: in 868 and was found in a Dunhuang cave. Wood-block printing took a lo...
【判断题】秦汉时期时赵武灵王下令实行"胡服骑射",改为上衣下裤、行动方便的胡服。
A.
正确
B.
错误
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