科目:高中英語 來源:不詳 題型:閱讀理解
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科目:高中英語 來源:不詳 題型:閱讀理解
A.was paid by the letter—posters | B.was paid by the letter—receivers |
C.was collected by postmen | D.BothBand C |
A.send postmen to collect the postage |
B.send postmen to collect letters |
C.send postmen to deliver jetters |
D.put seals on the used stamps |
A.When did people first begin to use stamps? |
B.Who was the first to think of using stamps? |
C.Why were postmen sent to collect postage? |
D.How did stamps come Into use? |
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科目:高中英語 來源:不詳 題型:閱讀理解
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D.has been replaced by the newly discovered material |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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