对楼上的进行补充说明：before long后面用将来时,since then 后面用完成时.
请问before long与since then的区别
2个回答
相关问题
-
since then 与from then的区别
-
since then 与since ever有什么区别?
-
long before和before long的区别
-
before long与long before
-
long before 和long ago的区别
-
since ever 和 since then 有区别吗
-
since then和 from then on有什么区别?
-
from ever since和since then和after that time和from then on的区别?
-
how long has he skate ever since then 什么意思?
-
before与since这两个单词在用法上的区别