Question 1: What were you doing at 7 am yesterday?

Question 2: When we arrived at the station, the train had already left.

Question 3: We were watching a documentary about war heroes at 8:30 PM last Friday.

Question 4: They want to take selfies while the tour guide explains the itinerary.

Question 5: What were you doing at dinner time yesterday?

Question 6: It was raining very hard. I sat by the window and watched the rain.

Question 7: When they arrived, everyone was waiting for them.

Question 8: Her parents were chatting about the news when she came home.

Question 9: Edison invented the light bulb in 1879.

Question 10: I was reading an online article about General Vo Nguyen Giap when my friend called.

Question 11: What were you doing on Sunday night?

Question 12: Last night, we went to the cinema to watch a movie about Vo Thi Sau.

Question 13: My grandfather fought in the resistance war against the US in 1975.

Question 14: General Vo Nguyen Giap joined the Communist Party of Viet Nam in 1927.

Question 15: After a hard-working day, I went to bed and had the most beautiful dream ever.

Question 16: She bought an eraser yesterday.

Question 17: She found a book, and the book was very interesting.

Question 18: People in the United Kingdom and the United States speak English.

Question 19: Lily wants to travel around the world and experience new cultures.

Question 20: My brother works as a teacher for a secondary school in the city.

Question 21: Can you play the piano?

Question 22: We need to agree on a plan to make our classroom greener.

Question 23: Many communities rely on clean energy sources to reduce their carbon emissions.