作业帮I'm very glad to see you,I_____(not know）you had come already
来源：学生作业帮助网 编辑：作业帮 时间：2024/07/17 02:20:02
xPJ@~Ճ)$$[ZDPbk-M)b4҇foym TDqfoA3<*bB9IF
#K;bKLtj'Qe1rdK3HNdEVS **ބuP JE *YQФ!_4n^`k:+>(ʘg0~LSJ< P6鲶nK {Ek퇵aWp>AcW)_Թ;eH=$xٴQ +U1.;f8
I'm very glad to see you,I_____(not know）you had come already
I'm very glad to see you,I_____(not know）you had come already
I'm very glad to see you,I_____(not know）you had come already
I'm very glad to see you,I__didn't know___(not know）you had come already
didn't know
haven't know
did not know .....原因是：在这个时候我已经见到了你，我是在这以前以为你没有来。。所以应该用did not know
个人见解，如有不对之处还请更正。。谢谢了。。
didn't know
didn't know
indefinite、不确定