-Did you reach the US the next day?

- No. Somehow . it was three days_______ I arrived there.

A．since

B．when

C．that

D．before

模糊效果滤镜中的（）滤镜能够模拟爆炸模糊效果。

A.方向性平滑

B.锯齿去斑纹

C.动态模糊

D.爆炸效果