The government placed _____ on the numbers of foreign cars that could be imported.
From his ________ voice on the phone I know everything is going under way.
________ he is ,he seldom shows his precious coins to others.
Do you think the reason ________ he gave is believable?
Professor Zhang gave all the textbooks to all the pupils, except ________ who had already taken them.
Although he sometimes loses his temper, his students like him ________ for it.