问题
选择题
________ several years he has been working like this.
A．In
B．After
C．For
D．Since
答案
答案：C
本题的含义是他一直像这样工作了数年，for连接时间长度数年，故本题选C。
搜题请搜索小程序“爱下问搜题”
________ several years he has been working like this.
A．In
B．After
C．For
D．Since
答案：C
本题的含义是他一直像这样工作了数年，for连接时间长度数年，故本题选C。