Let’s hang up some paintings on these （) walls.

听力原文：（A) Some building materials are piled up on the ground.（B) A brick wall is being

Why dont you______here while he goes and fetches the others？A．hang onB．hang on toC．hang up

I came______these photographs while I was sorting some old papers.A．uponB．up toC．outD．thro

______ up at the clock on the wall, the secretary found it was already midnight. A) Looking B)

_________up at the clock on the wall the secretary found it was already midnight. A)

The decorator suggested that he ( )up a screen on the window to let-in-fresh air and k