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When you have a small child in the house, you ________ leave small objects lying around. Such objects ________ be swallowed, causing serious injury or even death.  

When you have a small child in the house, you ________ leave small objects lying around.

Câu hỏi

Nhận biết

When you have a small child in the house, you ________ leave small objects lying around. Such objects ________ be swallowed, causing serious injury or even death.  


A.
needn't / may   
B.
should not / might  
C.
should / must            
D.
mustn't / can't
Đáp án đúng: B

Lời giải của Luyện Tập 365

- dùng "should" chỉ sự khuyên, gợi ý

- "must" chỉ sự yêu cầu, bắt buộc làm 

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