Câu hỏi :

According to some advertisements, you______.

A. have to pay your money if you cannot master a foreign language in 6 weeks.

B. needn’t pay your money if you cannot master a foreign language in 6 weeks.

C. must pay your money if you cannot master a foreign language in 6 weeks.

D. will be paid much money if you cannot master a foreign language in 6 weeks.

* Đáp án

B

* Hướng dẫn giải

Dẫn chứng: Have you ever noticed advertisements which says “Learn a foreign language in 6 weeks, or your money back. 

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