Which of the following is correct?
Giải thích
Chọn đáp án B
4/30
Which of the following is correct?
"My boss is busy at the moment" is the contradiction of "My boss is available at the moment."
"My boss is busy at the moment" is the contradictory of "My boss is available at the moment."
"My boss is busy at the moment" is the contradictory of "My boss is not available at the moment."
None of the above
Chọn đáp án B