| 阅读理解。 | ||
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| 1. What's this? It's a _______. | ||
| A. letter B. diary C. newspaper D. notice | ||
| 2. It has been put up ______. | ||
| A. to give an order for fish B. for a concert C. to warn fishermen of the danger D. for making fun of fishermen | ||
| 3. It told the fishermen _______. | ||
| A. to stop fishing B. the fish from the waters is unfit to eat. C. that they would never go fishing. D. that fishing was not allowed here. | ||
| 4. Though we don't know the exact meaning of "mercury contamination" we guess it______. | ||
| A. can feed up fish for people to eat B. is helpful for health C. can make people lose weight D. is poisonous and dangerous to health |