Regular exercise might improve your overall health.

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Sentence-rewriting: Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions.

Regular exercise will definitely improve your overall health.

Regular exercise has no effect on your overall health.

Regular exercise is likely to have a positive impact on your overall health.

Regular exercise is certainly harmful to your overall health.

Giải thích

Phương pháp giải

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Giải chi tiết

Key word: might (có thể, khả năng xảy ra không chắc chắn)

A. Regular exercise will definitely improve your overall health. (will definitely = chắc chắn xảy ra → sai về mức độ chắc chắn)

B. Regular exercise has no effect on your overall health. (has no effect = không có tác động, trái nghĩa hoàn toàn)

C. Regular exercise is likely to have a positive impact on your overall health. (is likely to = có khả năng xảy ra, tương đương với might)

D. Regular exercise is certainly harmful to your overall health. (harmful = có hại, trái nghĩa)

Đáp án cần chọn là: C

Động từ khuyết thiếu (Modals of Probability)

Mở rộng kiến thức: Thang đo mức độ chắc chắn khi phỏng đoán:
- Must (Chắc chắn đúng - 90%)
- May/Might/Could (Có thể )
- Can't (Chắc chắn không - 90%)