As he _____ in the river for five hours, the thief looked very pale and hopeless.
He broke his legs while _____.
If _____ the same treatment again, he is sure to get well.
If you go to Xi’an, you will find the palaces there more magnificent than commonly___.
—— He hasn’t gone to the office up to now. —— Well, he _____.
—— Have you watered the flowers? —— No, but _____.