Look out! Don’t get too close to the house ________ roof is under repair.
As the road to the airport is under reconstruction, we’d better ______early to avoid the traffic jam,A, pay off B. set off C. put off D. take off
—Can I have an apple, Uncle Pal?—______. An apple a day keeps the doctor away.
—Mrs. Smith! Tom has broken the mirror! —________ Such things happen.
Mr. Rod prefers a restaurant in a small town to _______ in so large a city as Beijing.
Have you heard news that he is ranked ________first in the competition?