----- Nội dung dịch tự động từ ảnh ----- Exercise 5. Fill in the blanks with “was/ wasn’t/ were/ weren’t/ did/ didn’t”.
1. What _______________ your most interesting trip last year? 2. People _______________ use the word “volunteer” until 1975. 3. _______________ the Red Cross become the first international charity organisation in 1863? 4. It _______________ sunny yesterday, so we decided to go camping. 5. _______________ you live in Nha Trang when you were a young girl? 6. _______________ she visit Hue when she was a child? 7. My parents _______________ very pleased because my friends and I volunteered to clean streets 2 days ago. 8. I _______________ make postcards for homeless children last Christmas because I was busy writing a dissertation. 9. They _______________ happy after the trip to the village near Ha Noi last week. 10. Cindy _______________ do the homework as she _______________ sick yesterday.