U.S. President announced permission for oil drilling off the shorelines, ________ the country's effort to reduce energy import from foreign countries.
25. Australia is an island continent lying between ____ .
26. The leaves of this tree turn red ____ , so we visit it at the end of every October.
27. He is above ______ in his lessons. That's the results of his hard work.
28. Do you happen to know the proverb, “Shoot two ____ with one arrow”?
29. On March 12, the students were planting trees ____ the classroom.