We‘ll 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。(从现在开始)

　　after…… (从过去开始)

　　小处at大处in

　　例：Li and I arrived at Heishan county safe and sound， all is well. Don‘t worry. 李和我平安地到达