The Collectors

You mustn’t have seen Linda, for she has left for...

Câu hỏi: Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
You mustn't have seen Linda, for she has left for Australia for almost 2 months.
A. mustn't have seen
B. for
C. for
D. almost
Kỹ năng: Dịch
Giải thích:
mustn't have seen can't/couldn't have seen (không được dùng mustn't trong câu suy đoán về quá khứ)
Đáp án A.
 

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