Foods quickly spoil and break down if they are not stored co

Foods quickly spoil and break down if they are not stored correctly. Heat and damp encourage increase in micro-organisms(微生物的), and sunlight can vitamins in such food as milk. Therefore, most foods should be stored in a cool, dark and dry place.
Some foods _ bad quickly, such as meat, eggs and milk. They should be stored in a temperature of 5°C~10°C. In this temperature range, the activity of micro-organisms is _ . In warm climates, this temperature can be kept _ in a fridge or in the underground basement(地下室) of a house.
Dry goods, such as flour and rice, should be kept at a slightly higher temperature. A temperature of 15°C is ideal. In Britain and northern European countries this means that the room in which dry foods are stored should the general heating of the house. The room should also be well a nd, above all, dry. Damp very quickly causes the of the green molds. These molds often grow on cheese if it is not stored properly.
Fruits and vegetables need cool and damp _ , so an underground basement usually _ an excellent storage place. If the central heating unit is in the basement, _ __ , it will not be ideal unless the unit and the pipes(管道) do not give out any heat.

小题1:	A．destroy B．cause C．harm D．hurt

小题2:	A．become B．get C．go D．turn

小题3:	A．reduced B．raised C．increased D．shortened

小题4:	A．usually B．seldom C．forever D．only

小题5:	A．choose B．enjoy C．share D．refuse

小题6:	A．aired B．cleaned C．decorated D．emptied

小题7:	A．appearance B．growth C．development D．increase

小题8:	A．conditions B．situations C．matters D．scenes

小题9:	A．gets B．becomes C．creates D．makes

小题10:

A．therefore B．besides C．however D．then