tim has been in australia for six mouth.his brother hasn't seen him _january.

tim has been in australia for six mouth.his brother hasn't seen him _january.
1for
2since
3from
4by
为什么
英语人气:547 ℃时间:2019-09-20 05:30:49
优质解答
前面是hasn't seen,是完成时,与完成时连用的只有since
所以选2
Do you understand?
我来回答
类似推荐
请使用1024x768 IE6.0或更高版本浏览器浏览本站点,以保证最佳阅读效果。本页提供作业小助手,一起搜作业以及作业好帮手最新版!
版权所有 CopyRight © 2012-2024 作业小助手 All Rights Reserved. 手机版