I know you are shorter than your two brothers, but you run _______ of you three.

--          is your cousin?--She’s fifteen years old.

Though they are far away from school, the children who live in mountains ______ go to school on foot.

She always does very well in the English exams. But she can _____ understand English radio programs.

---_______ did she go last summer? --- She went to Hainan.