【单选题】请在第____处填上正确答案。
A.
There have been many attempts to redesign the periodic table since Dmitri Mendeleev drew it up in 1871.
B.
Railsback has still ordered the elements according to the number of protons they have.
C.
“I imagine this would be good for undergraduates.”
D.
Railsback has listed some elements more than once.
E.
And the size of element’s symbol reflects how much of it is found in the Earth’s crust.
F.
The traditional periodic table was well drawn.
【单选题】新设计井钻遇目的层顶界面的深度在1500m,目的层厚20m,该井的设计深度应大于 m。
【单选题】---How was your driving test going? ---Not very well at first, but after many attempts I ____ passed it.
【单选题】新设计井钻遇目的层顶界面的深度在1500m,目的层厚20m,该井的设计深度应大于 ( )m。
【单选题】(2009安徽合肥质检)Having failed in many attempts,the bird managed to escape from the cage.
【简答题】新设计井钻遇目的层顶界面的深度在1500m,目的层厚20m,该井的设计深度应大于 m。
【单选题】Many attempts ______ to climb that mountain before he succeeded in doing it.
【单选题】2017年1月3日,甲公司以2200万元(其中包含已到付息期但尚未领取的债券利息50万元)购入乙公司发行的公司债券,另支付交易费用20万元,将其确认为交易性金融资产。该债券面值为2000万元,票面年利率为10%,每年年初付息一次。不考虑其他因素,甲公司取得该项交易性金融资产的初始入账金额为( )万元。
【简答题】Having failed in many attempts,the bird _____managed to escape from the cage. A.suddenly B.naturally C.immediately D.ually
【单选题】根据材料回答{TSE}题:
A.
There have been many attempts to redesign the periodic table since Dmitri Mendeleev drew it up in 1871.
B.
Railsback has still ordered the elements according to the number of protons they have.
C.
I imagine this would be good for undergraduates.
D.
Railsback has listed some elements more than once.
E.
And the size of element's symbol reflects how much of it is found in the Earth's crust.
F.
The traditional periodic table was well drawn. {TS}__________