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【判断题】
规划做一场活动和竞赛是需要提前做一个流程图更加理性解决实际问题。( )A.
正确
B.
错误
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【简答题】在短周期元素中:原子核外电子总数是其最外层电子数 2 倍的元素是 ____,原子电子层数和核外最外层电子数相等的元素是 ____,最外层电子数为电子层 2 倍的元素是____.
【单选题】What was the one thing Bill said he enjoyed?
A.
His friends' company.
B.
Supporting his team.
C.
Eating some food.
【多选题】短周期元素中，A元素原子最外层电子数是次外层电子数的2倍；B元素最外层电子数是其内层电子总数3倍；C元素原子次外层电子数等于其原子核外电子总数的一半；D元素原子最外层有1个电子，D的阳离子与B的阴离子电子层结构 相同，则4种元素原子序数关系中正确的是( )
A.
C＞D＞B＞A
B.
D＞B＞A＞C
C.
A＞D＞C＞B
D.
B＞A＞C＞D
【简答题】在短周期元素中:原子核外电子总数是其最外层电子数 2 倍的元素是 ________ ,原子电子层数和核外最外层电子数相等的元素是 ________ ,最外层电子数为电子层 2 倍的元素是 ________ .
【单选题】听力原文：M: Charles enjoyed his two -week drive through South China. W: Yes, he said that he saw much more than he would have traveling by bus or train. Q: How did Charles travel? (19)
A.
By ear.
B.
By bus.
C.
By place.
D.
By train.
【简答题】Bob went to Beijing during the Spring Festival. He ( ) come back from Beijing. He went there ( ) and enjoyed the beautiful ( ) on the way. He found that Beijing's ( )...
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