--- Jenny, do you remember the first time we met? --- Sure. You ______ the suitcase at the airport.
Lectures were _____ so students could be more focused on their study for the finals.
He _____ on the bench, with his head down and his eyes _____ on the ground.
Every year, millions of people visit the Palace Museum, and many of __ are foreigners.
—We really enjoyed ourselves at the party. Thanks again, Mr. and Mrs. White. —_____. Just drop in whenever you feel like it.
—Can you describe _____ it happened? —Yes, I was riding on my bike _____ a car knocked me down from behind.