1) You must be -.. when you open that door A: careless B:careful C: carefully D: care 2) Unless you see Tom, you will not know the truth A: Yo
1) You must be …… when you open that door A: careless B:careful C: carefully D: care 2) Unless you see Tom, you will not know the truth A: You will not see Tom, so you will not see Tom B: You know the truth, but you will not see Tom C: You cannot know … Đọc tiếp