Unit 4EarthquakeUsing languageReading and speaking Look at the pictures and discuss what happened. Tang shans new lookHere is a letter of invitation. Read it carefully and answer the following questions.1. Who write the letter?2. Who will receive the letter?People who have won the students high school speaking competition about new Tangshan.Zhang Sha.3. What was the park built for?4. When will the student speak to the park visitor?To honour those who died in the terrible disaster and those who helped the survivors.On July 28 at 11:00 am.