Have you ever seen any trees ________ leaves were black because of the polluted air?

Is this your pen—— _________. It’s her pen.

work___,helefthisofficeatease

All the employees at the company are _______ their business as usual.

dmother in Chengdu, Sichuan province, who has ________ pole-dancing is living proof that life doesn’t have to gradually stop when you’re old.