reen stood up the 16-year-old boy, saying that he shouldn’t have been punished.

odern Art Exhibition in the City Museumhas been canceled–Oh, no! ______

What’s the matter with your boyfriend?— I can’t stand _____ when he often ignores me and talks with other girls. [ ]

Clean water and fresh air are essential for our daily life, _______ we can’t live.

The flood ____________ the villages and a lot of people lost their lives.