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 the truth because you have seen Tom
D: You will know the truth if you see Tom
$\text{#Mong câu trả lời hay nhất ạ}$
$\text{#Chúc bạn học tốt nha}$
$\text{@Vân}$