正确答案: B
错误
题目:真蕨的孢子囊群着生在营养叶的背面或背面边缘。( )
解析:B
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举一反三的答案和解析:
[单选题]八达岭地区花岗岩从形成到出露所经历的地质过程依次是
岩浆侵入—地壳抬升—风化剥蚀—侵蚀搬运
[单选题]The writer decided to try the model he had chosen because he
wanted to make sure the one he chose would be the best.
解析:C
解析:推理判断题。阅读第四段,可知作者经过内心的思量,明白最后还是得做决定,得买一款,所以还是需要作出明智的决定,就是试一下自己最初选择那一款,从而确定自己的选择。