1. Rio De Janeiro(里约热内卢), ______ South American city, is chosen to be ______ host of the 2016 Olympic Games.
A. a; the B. an; / C. the; a D. a; an
2. Most people are ______ building a paper factory near here. They are wor ried that the river will get
polluted.
A. for B. with C. against D. beyond
3. —Vivien, why not join us to South Hill?
—Thank you, John. It’s a very kind ______, but I have to look after my little brother at home.
A. decision B. promise C. offer D. excuse
