2.  "Explaining product details "

3.  "Negotiating a deal "

4.  "Arguing with a customer "

5.  "  "

1.  "Open "

2.  "Close "

4.  "Save "

5.  "  "

1.  "RAM "

2.  "motherboard "

4.  "primary storage device "

5.  "  "

1.  "Input "

2.  "Output "

3.  "Software "

5.  "  "

1.  "Symbols "

2.  "Labels "

3.  "Graphs "

5.  "  "

1.  "RAM "

3.  "CPU "

4.  "CD-ROM "

5.  "  "

1.  " Liu Xiaobo"

2.  "Mario Vargas Liosa"

4.  "Akira Suzuki"

1.  "Christopher Pissarides"

2.  "Peter Diamond"

3.  "Dale Mortensen"

1.  "January 20"

3.  "January 10"

4.  "January 5"

2.  "ITBP"

3.  "BSF"

4.  " RAF"