Here are the correct options based on the provided questions:

**Question 29.** What does the notice say?
**Answer:** C. You can play soccer in this place.

**Question 30.** What does the notice say?
**Answer:** B. The library closes after 1 o'clock on Saturday afternoons.

**Question 31.** What is the OPPOSEITE meaning of "significant" in the context?
**Answer:** A. minor

**Question 32.** What does the passage mainly discuss?
**Answer:** A. Various causes and consequences of water pollution

**Question 33.** According to the passage, oil spills
**Answer:** A. only happens in sensitive environments

**Question 34.** Why is sewage pollution a global problem?
**Answer:** A. It only affects low-income countries.

**Question 35.** What do many cruise ships rely on for water treatment?
**Answer:** D. Manual waste disposal

**Question 36.** What is the CLOSEST meaning of "pollutants" as used in the text?
**Answer:** B. contaminants

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