转换成被动语态 have you connected the mouse to the computer correctly?=___the mouse ___ ___ to the computer correctly
问题描述:
转换成被动语态 have you connected the mouse to the computer correctly?
=___the mouse ___ ___ to the computer correctly
答
这道题是现在完成时被动语态:助动词have / has +been + 及物动词过去分词
第一空填Has;
第二空填been,
第三空填connected