I did not see Susan off at the airport. I feel bad about it now
Giải thích
Đáp án B
47/50
Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.
I did not see Susan off at the airport. I feel bad about it now.
I could have seen Susan off at the airport.
If only I had seen Susan off at the airport.
That I did not see Susan off at the airport escapes me now.
It suddenly dawns on me that I should have seen Susan off at the airport.
Đáp án B