光敏性

热敏性

湿敏性

掺杂性

100

90

80

120

光敏性

热敏性

湿敏性

掺杂性

B/N

S/O

M/R.

B/L

抑制细菌二氢叶酸还原酶

抑制细菌蛋白质合成

抑制细菌RNA的合成

抑制细菌DNA回旋酶

正确

错误

光伏效应

热敏性

掺杂性

导电性

intimate

attractive

person

attachment

satisfied

receipt

contaminate

replace

special

stick K.vigorously L. advice M. circumstances N. directly O. petitions Complaints should be made to a responsible person. Go back to the shop where you bought the goods, taking with you any (1________) you may have. Ask to see the buyer in a large store. In a small store the assistant may also be the owner so you can complain (2_______). In a chain store ask to see the manager. Even the bravest person finds it difficult to complain face to face, so if you do not want to do it in (3_______), write a letter. Be sure to ( 4_______ ) to the facts and keep a copy of what you write. At this stage you should give any receipt numbers, but you should not need to give receipts or other papers to prove you bought the article. If you are not (5________) with the answer you get, or if you do not get a reply, write to the managing director of the firm, shop, or organization. Be sure to keep copies of your own letters and any you receive. If your complaint is a just one, the shopkeeper may offer to (6______) or repair the faulty article. You may find this an (7_______) solution. In certain cases you may have the right to refuse the goods and ask for your money back, but this is only where you have hardly used the goods and have acted at once. Even when you cannot refuse the goods you may be able to get some money back as well. And if you have suffered some (8_______) loss, if for example a new washing machine tears your clothes, you might receive money to replace them. If the shopkeeper offers you a credit note to be used to buy goods in the same shops but you would rather have money, say so. If you accept a credit note remember that later you will not be able to ask for your money. If the shopkeeper refuses to give you money, ask for (9______) from your Citizens' Advice Bureau before you accept a credit note. In some cases the shopkeeper does not have to give you your money back--if, for example, he changes an article simply because you don't like it or it does not fit. He does not hive to take back the goods in these (10_________).

粉碎

混合

制粒

灌装