看拼音,写词语
shū jí
kǒng bù
mó guǐ
nù qì chōng chōng
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图示“观察小鱼尾鳍内血液的流动”实验及显微镜下观察到的物像,以下哪项解释合理( )
中东地理位置重要,被称为“三洲五海之地”,其中“三洲”是指( )
①Mum hello family a thin girl your mother Mr Wang
②Is he a fat teacher? No,he isn't. He's a thin teacher.