单句语法填空
1．Since the new rules began to work, we students have been permitted (have) one hour for exercise every day.
答案：to have
2．The police spotted a thief (steal) things in a mall at this time yesterday.
答案：stealing
3．—I wonder why he has been acting so strange these days.
—Recent pressure at work may account his behaviour.
答案：for
4．I (wander) along the pavement yesterday when some strangers came up and asked me the way to the police station.
答案：was wandering
5．When he came to himself, he found himself (lie) in hospital and his parents looked at him anxiously.
答案：lying
