They _______ arrive at the station before 12 o’clock, but they don’t appear now.
Dr. Green says that these children may find _______hard to think for themselves when they are older.
He didn’t tell me _______.
Usually he writes in ink and writes _______ his left hand.
It’s said that more than 100 _________ will attend this meeting in Shanghai.
—Would you please carry the heavy box for me?—______.