Bài 2: Viết lại câu sau sao cho nghĩa không đổi
1. My sister had gone home before my father arrived.
→ After ………………………………………………………………………………
2. I had lunch then I took a look around the shops.
→ Before ………………………………………………………………………………
3. The light had gone out before I got out of the office.
→ When …………………………………………………………………………………
4. After he had explained everything clearly, we started our work.
→ By the time ………………………………………………………………………
ai giải xong đầu tiên mik tặng 100 xu