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【单选题】
下列化学用语表示正确的是A.
HClO的电子式为
B.
硝基苯的结构
C.
饱和醇的通式C n H 2n+2 O
D.
表示甲烷分子或四氯化碳分子的比例模型
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【单选题】Many men become workaholics, ______success and often neglecting their wives and children
A.
chasing
B.
following
C.
catching
D.
fighting
【简答题】Many children become easily attached to some _____ object, such as a blanket or soft toy.
【简答题】One mistake that schools and parents often make is to think thatit'S not necessary to teachtraffic laws( 交通法规 )until the child is old enough to drive a car . Some children die in traffic onbikes befor...
【简答题】Many children at first refuse to eat animal flesh, and only become accustomed to it after strenuous efforts by their parents.
【简答题】One mistake that schools and parents often make is to think that it's not necessary to teach traffic laws (交通法规) until the child is old enough to drive a car. Some children die in traffic on bikes bef...
【单选题】_______ in the war, many children have become orphans(孤儿).
A.
Their parents were killed
B.
Being killed
C.
Their parents killed
D.
Killed
【单选题】In Bulgaria, a reported average of ___% of the many children in orphanages will become criminals unless they are adopted.
A.
70
B.
80
C.
90
D.
100
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