Many companies give away small quantities of their produce as　　   , as that people can try them before buying them.

A. experiences　　　　　　　　　　　　　　    B. experiments

C. examples　　　　　　　　　　　　　　　　   D. samples

A. experiences　　　　　　　　　　　　　　    B. experiments

C. examples　　　　　　　　　　　　　　　　   D. samples

Before graduation, we had got a lot of practical _____ by doing a part-time job in the factory and it was really ______ for all of us.

A. experiences; great experience    B. experience; great experience  

C. experiences; a great experience  D. experience; a great experience

Before graduation, we had got a lot of practical _____ by doing a part-time job in the factory and it was really ______ for all of us.
A. experiences; great experience B. experience; great experience  
C. experiences; a great experience     D. experience; a great experience

Before graduation, we had got a lot of practical _____ by doing a part-time job in the factory and it was really ______ for all of us.

A. experiences; great experience        B. experience; great experience  

C. experiences; a great experience      D. experience; a great experience