Giúp mik với mik xin c.ơn nhiều 41. He walked slowly because of his injured legs. - Because 42. He retired last month because of his illness. - Because 43. Could you open the door, please? - Would you mind 44. My teacher asked me, “Where did you go last night ?” - My teacher asked 45. She said, “I don’t know what I’ll do.” - She said 46. My friend had excellent ideas. He did a good job, too. (not only ..... but ...... as well) - 47. He didn’t go to school yesterday, so he didn’t understand the lesson. - If 48. People say that the price of gold is going up. - If 49. I hadn’t known her until he told me. - Not until 50. She never in life felt happy. - Never in life