问题
选择题
My grandfather doesn't know to use a computer.
A．what
B．who
C．how
D．which
答案
答案：C
题目分析：what什么；who谁；how 如何，怎样；which哪一个。句意：我的爷爷不知道如何使用电脑。故选C。
搜题请搜索小程序“爱下问搜题”
My grandfather doesn't know to use a computer.
A．what
B．who
C．how
D．which
答案：C
题目分析：what什么；who谁；how 如何，怎样；which哪一个。句意：我的爷爷不知道如何使用电脑。故选C。
