填空题

How to Keep Food Fresh Longer
Ⅰ. The importance of keeping food fresh
A. Food we throw away nearly doubles that of 20 years ago.
B. A typical family of four spending $364 a week will lose about 21 a year.
Ⅱ. Ways to prolong the time before food spoil
A. Methods to keep herbs fresh
1. The best way is to store them 22 .
2. Seal them in zip lock bags after 23 and put them in the refrigerator.
B. Methods to keep flour and pasta
1. They usually last long.
2. With the bay leaves to protect them, most 24 will last for several months.
C. Some suggestions on preserving cheese
1. The key to keep cheese moist in the freezer is to put some butter on it.
2. This method works best on 25 .
D. Ways to maintain the freshness of salt
1. The most important thing to keep salt is to 26 and prevent it from clumping together.
2. Some 27 will stop the salt from hardening.
E. Tips about honey
1. 28 in honey keeps it from going bad.
2. When honey crystallizes, do not throw it for 29 will make it clear again.
F. Ways to test the freshness of eggs
1. Fresh eggs sink in water while spoiled ones float.
2. Spoiled eggs have 30 when the shell is cracked open.

【参考答案】

an unpleasant odor
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a little warming
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The sugar