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A.the creativity of engineers | B.the power of editor-in-chief |
C.engineering in general | D.a(chǎn) way of thinking |
A.show one is creative | B.make him happy |
C.bring him in lots of money | D.have an effect on one’s mental health |
A.find the solutions to problems | B.learn to write poetry |
C.be courageous in face of challenges | D.get along well with others |
A.logically developed | B.strictly planned |
C.experience- based | D.naturally creative |
A.planning his work successfully | B.building things quickly |
C.finishing his work innovatively | D.writing good poems naturally |
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A.helps us to reduce the use of petrol |
B.helps to protect our environment in some way |
C.does harm to our society in some way |
D.has been replaced by the newly discovered material |
A.It is easier made from natural oil. |
B.It is more widely used in household |
C.It is recyclable and friendly to environment. |
D.It contains no poisonous materials. |
A.lignin or arboform | B.soft tissues of wood |
C.plastics or wood | D.mixture of several materials |
A.the material’s extensive use | B.the content of sulfur in arboform |
C.the production cost of arboform | D.the qualities of liquid wood |
A.introduce liquid wood which will replace plastic |
B.show readers how to produce arboform |
C.a(chǎn)dvertise the new material-arboform |
D.a(chǎn)dvertise new products made of arboform |
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