中国大学MOOC: Social problems _______ up in the wake of natural disasters.
举一反三
- Social problems _______ up in the wake of natural disasters. A: occurred B: cleared C: emerged D: appeared
- What disaster lists the top of natural disasters？ （ ）。 A: Meteorological disasters. B: Biological disasters. C: Geographical disasters. D: Environmental pollutions.
- 中国大学MOOC: Which of the following disaster are natural disasters?
- 中国大学MOOC: Natural disasters further raised people’s of environmental protection.
- What is the purpose of the program mentioned in this passage（） A: To predict natural disasters that can cause vast destruction. B: To limit the destruction that natural disasters may cause. C: To gain financial support from the United Nations. D: To propose measures to hold back natural disasters.