将来时态in...以后
例: They will come back in 10 days. 他们将10天以后回来。
Ill come round in a day or two. 我一两天就回来。
Well be back in no time. 我们一会儿就回来。
Come and see me in two days time. 两天后来看我。
after...
小处at大处in
例：Li and I arrived at Heishan county safe and sound, all is well. Dont worry. 李和我平安地到达黑山县，一切很好，勿念。
I live in a great city , my sister lives at a small town while my parents live at a village. 我住在大城市，我姐姐住在一个小城镇，而我的父母则住在农村。
