某建筑工程已有详细的设计图纸,建筑结构非常明确,采用的技术很成熟,则编制该单位建筑工程概算精度相对较高的方法是( )
参考答案
参考解析
【单选题】
男童,2岁。因智力低下就诊,查染色体核型为46,XX,-21,+t(21q21q),其母亲核型为45,XX,-21,21,+t(21q21q),若再生育,其下一代发生本病的风险为
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25%
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75%
100%
【单选题】
About principles of teaching reading, which description is wrong?
The selected texts and attached tasks should be accessible to the students.
Tasks should be given after reading.
Tasks should help develop students' reading skills rather than test their reading compre-hension.
The teacher should provide enough guidance and assistance at the beginning.