作业帮听下面一段材料，回答第1-4题。 1. What is the main purpose of the speech?
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| 听下面一段材料，回答第1-4题。 |
| 1. What is the main purpose of the speech? |
| A. To tell the students how to collect rubbish. B. To compare different recycling programs. C. To encourage the student to join in a recycling program. |
| 2. According to the program, where should plastic bags be put? |
| A. Into white cans. B. Into blue cans. C. Into pink cans. |
| 3. According to the speaker, why are many recycling programs NOT successful? |
| A. Because most recycling rules are not clear. B. Because most collecting tasks are too difficult. C. Because most people are unwilling to sort rubbish. |
| 4. What is the job for the volunteers? |
| A. To sort the collected rubbish and then deliver it. B. To collect the sorted rubbish and then deliver it. C. To collect the sorted rubbish and then recycle it. |
1-4: CACB
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