Mỗi câu sau có một lỗi sai. Tìm và sữa lại cho đúng.
1. This is the pen who my father bought yesterday. …………………………………..
2. I have lost my pen. Can you help me to look at it? …………………………………
3. He is a good taxi driver. He always drives careful. …………………………………
Mong mn giúp đỡ ạ ! Cần lắm luôn !