---How could you my sister so easily in the crowd ?-Because she stood out in a red dre

问题补充：

---How could you my sister so easily in the crowd ?

---Because she stood out in a red dress.

A. pick out

B. pick up

C. take up

D. take out

答案：

(答案→)A. pick out

B. pick up

C. take up

D. take out

解析：考查词组辨析：A. pick out挑选出，辨认出，B. pick up捡起，习得C. take up占据，从事D. take out拿出，句意是：--在人群中你怎么那么容易的找出我姐姐的。--因为她穿着红裙子很显眼。选A。