---Millie, where is Miss Li?---She _________ a speech on Chinese art to the first-year students in the hall.
There are ________ people in the supermarket. It’s so crowded.
Most of the young people enjoy ______ Jay Chou’s songs.
—My father has decided to ______ smoking. --That’s good news for us.
Yao Ming works hard on his English and ________
--Do you know ______ the soldiers came to Yushu Town? --The roads were badly broken. They had to walk there.