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【多选题】
下列哪些情况需要心理咨询（）A.
一时的烦闷、不开心
B.
家长和孩子无法理解沟通
C.
工作压力大，无力承受但又不能自行调节
D.
青少年异性交往困惑
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举一反三
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【单选题】根据数据库规范化理论,下面命题中正确的是( )
A.
若R∈2NF，则R∈3NF
B.
若R∈1NF，则R不属于BCNF
C.
若R∈3NF，则R∈BCNF
D.
若R∈BCNF，则R∈3NF
【单选题】The word 'amorist' most probably means someone who ______.
A.
travels in a foreign country
B.
writes loving stories
C.
makes pretty presents
D.
draws beautiful pictures
【简答题】Match the jobs(1-4) with their definitions(A-D) an author a speaker a trainer a consultant A. someone who talks at a public . B. Someone who helps people to improve at a sport, skill or school su...
【单选题】When someone writes with ______ ink, only those people who have a special ilquid solution can bring the writing into view to discover the meaning of the message.
A.
consistent
B.
reflex
C.
obvious
D.
invisible
【单选题】If someone writes a book about teaching languages, who are their target readers?
A.
language teachers
B.
language learners
C.
language writers
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