Bộ 5 đề thi giữa kì 1 Tiếng Anh 9 Global Success có đáp án - Đề 2

If you train harder in three months, you ______ run a marathon. A. must B. might not C. can D. should not

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Choose the letter A, B, C, or D to indicate the correct answer to each of the following questions. If you train harder in three months, you ______ run a marathon. 

must

might not

can

should not

Giải thích

C là đáp án đúng