He suggested the person referred ________ put into prison.
---–Who is the girl standing over there? -----Well, if you _________ know, her name is Mabel.
Because I’ve something important to do, I can’t come to see you this evening, ____ I’d like to.
. –Have you finished designing a dress? --________ finished but there’s still something to improve.
The population of many Chinese cities has _________ doubled in the past 30 years.
You can’t ________ her in knowledge of classical music.