Find ways to praise your children often，________ you’ll find they will open their hearts to you.
| A．till | B．or | C．and | D．but |
——Where did you come across our chemistry teacher ?
------ It was in the supermarket ______ I purchased mooncakes.
| A．that | B．which | C．where | D．when |
It was____ computer games that cost the boy lot of time that he ought to have spent on his lessons.
| A．to have played | B．playing | C．played | D．having played |
--- I know how much it will take you to buy a ticket for sporting events of the 2008 Olympic Games.
--- How did you know it?
--- It was in the website www. tickets. Beijing 2008.cn _____ you can buy the tickets for the opening ceremony for the Beijing 2008 Olympic Games on August 8 _____I found the full details about tickets prices for them.
| A．where; that | B．which; that | C．that; which | D．where; which |
It was ______the boy said he almost never did any exercise in the school______ the mother began to worry about his health.
| A．what; that | B．that; how | C．when; that | D．that; that |
It was in the factory _________ his friend worked _______ he picked up a lot of experience.
| A．where, where | B．that, where | C．that, that | D．where, that |