> 英语 >
关于since和before的用法.
Jerry has been in the school library for two years ______he left school.A.before B when C since D as soon as
人气:459 ℃ 时间:2020-04-19 02:10:45
解答
c before的话就是过去完成时.过去完成时就是过去的过去
推荐
猜你喜欢
© 2026 79432.Com All Rights Reserved.
电脑版|手机版