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One of the underlined parts in eacI:l sentence is incorrect. Cross out the incorrect part andwrite the correction above it. 1. Estuaries are rivers at the border between salt water to fresh water. 2. A mirage occurs when a layer of warm air nex! the ground is trapped by cooler air that is above it 3. The edelweiss is found at high altitudes in the mountains for Europe, Asia,and South America. 4. Moonquakes are similar the smaller tremors that are felt during earthquakes on Earth. 5. In the 1500s, civil unrest led to the breakup ofVietnam for several smaller states. 6. The science of psychology was founded from the psychiatrists Sigmund Freud and Carl Jung in the early twentieth century. 7. The force that makes objects fall down the ground is also the force that keeps the planets jn their orbits around the sun. 8. A few saltbox houses that were built in the seventeenth century can still be found to the northeastern part of the United States. 9. Immanuel Kant never left the town of his birth and taught at the university of there, where he became professor oflogic and metaphysics in 1770 10. Agricultural economists deal of problems related to producing and marketing farm products, and they provide data about the financial aspects of the industry. (责任编辑：admin) |
