Please match the words with their proper meanings.

　　1．abstract　　the dark shape that sb./sth.'s form makes on a surface between the light and the surface

　　2．output a thing that you are given because you have done sth. good, worked hard, etc.

　　3．calculate based on general ideas and not on any particular real person, thing or situation

　　4．shadow the amount of sth. that a person, a machine or an organization produces

　　5．commit to use numbers to find out a total number, amount, distance, etc.

　　6．reward do sth. illegal or wrong

　　答案：1.C　2.D　3.E　4.A　5.F　6.B

　　Ⅰ.Do you know these artists?

　　A．Leonardo da Vinci 　B．Pablo Picasso

　　C．Vincent van Gogh

　　答案：1.B　2.C　3.A

Ⅱ.Do you know the following pictures? And can you match the pictures