【单选题】下列不是婴儿动作发展遵循的普遍原则和顺序的是( )
【单选题】通风管道的材料最常用的是薄钢板,如普通薄钢板和镀锌薄钢板,钢板厚度一般为( )。
【单选题】— __________________ — She is 1.3 metres tall. [ ]
【简答题】所谓薄板一般是指厚度不大于2毫米的钢板,薄板焊接的主要困难是容易烧穿(),较大及焊缝成型不良等缺陷。
【单选题】- is she? -She's 165 cm tall. [ ]
【单选题】传动轴多为空心,用厚薄均匀的钢板卷焊而成。那么钢板的厚度一般是:
【单选题】–How tall is your sister? - __________.
D.
She is as tall as I am.
【单选题】She's 1.2 metres tall. I'm 1.6 metres tall. She's ____ than me. [ ]