Student A: “My sister fell from the stage during her performance. Luckily, she just sprained her ankle.” Student B: “ ______________”47/300Mark the letter A, B, C or D on your answer sheet to indicate the sentence that best completes each of the following exchanges. Student A: “My sister fell from the stage during her performance. Luckily, she just sprained her ankle.” Student B: “ ______________”Oh dear, what was she doing?Hmm! What a shock!Aha, how terrible.Phew, that was lucky.Giải thíchChọn D