上海闵行航天博物馆:since then 和 after then有什么区别
来源:百度文库 编辑:查人人中国名人网 时间:2024/05/23 23:09:10
后接成分不一样
since then 后接完成时
after then后接过去时或进行上时
如:
I have known her since them.
I kept in touch with her after that.
since then, 此后, 其结果影响到现在.后接现在完成时.
after then 从那以后, 其结果不影响到现在. 可用过去时,也可用过去完成时.
since then 和 after then有什么区别
T/T at sight 和T/T after sight的区别?
since then 怎么用,顺便造个句子
since和for
翻译:Since traffic log is sent after session is。。。。。。
翻译:"ok!then,can I go out after I clean my room?和all right.I'll do it quickly
Since then he was been doing the work.怎么译?用的是什么时态?
Ever since then ,I have come to know the inportances of learning to swim .
Named after Allan Houston ~since 80s~~ Now is Ray Allen~~
since和as有什么区别