Section F: Bắt đầu bằng cụm từ cho sẵn, hãy viết lại câu trên sao cho không thay đổi ý nghĩa: 37. The last time I went to my office was last Friday. I haven't 38. Unless you water these plants everyday, they will die. If 39. The new car is so expensive that we can't buy it. The new car is too 40. Speaking English fluently is not very difficult. It is
