Everything will soon. Just be optimistic and confident.A. pick upB. set upC. turn upD. ho

问题补充：

Everything will soon. Just be optimistic and confident.

A. pick up

B. set up

C. turn up

D. hold up

答案：

(答案→)A. pick up

B. set up

C. turn up

D. hold up

解析：A. pick up学到，获得 B. set up建立，设置C. turn up 出现D. hold up举起；句意所有的事情都将很快学会的，只要乐观自信就行。故选A