Listening comprehension

Listen to the audio file and answer the following questions:

Click here to download the audio file.

1. The article says that

a) it is possible to get all chemical preservatives out of food.

b) it is impossible to get chemical preservatives out of food.

c) it is possible to get some chemical preservatives out of food.

2. Government efforts to eliminate dangerous chemicals from food go

back

a) only one year.

b) only five years.

c) at least 10 years.

d) at least 20 years.

3. The survey found that

a) few vendors sold contaminated food.

b) all vendors sold contaminated food.

c) about one-third of vendors sold contaminated food.

d) about one-half of vendors sold contaminated food.

4. The most severe result of eating chemically treated food might be

a) headaches.

b) diarrhea.

c) upset stomach.

d) cancer.

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