2016 届高考英语语法复习课件 Prepositions 介词语法填 空 连词 代词 冠词 介词介词在文段中的运用 提高语感的唯一途径就是大声阅读原汁 原味的英文 You can sit before the desk (or infrontof the desk). The professor can sit on the desk (when hes being informal) or behind the desk, and then his feet are under the desk or beneath the desk. He can stand beside the desk (meaning nextto the desk), before the desk, between the desk and you, or even on the desk (if hes really strange). If hes clumsy, he can bump into the desk or try to walk through the desk (and stuf