2013【安徽卷】32. ___ in the early 20th century, the school keeps on inspiring children’s love of art.
A. To found             B. Founding             C. Founded              D. Having founded
2013【北京卷】21. Volunteering gives you a chance ______ lives, including your own.
A. change               B. changing             C. changed              D. to change
2013【安徽卷】24. ______ the course very difficult, she decided to move to a lower level.
A. Find                 B. Finding              C. To find              D. Found
2013【安徽卷】29. When we saw the road ______ with snow, we decided to spend the holiday at home. 
A. block                    B. to block             C. blocking             D. blocked