It is advisable for you to warn the children not to speak to strangers.

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

The children may be warned not to speak to strangers.

The children should be warned not to speak to strangers.

The children must be warned not to speak to strangers.

The children can be warned not to speak to strangers.

Giải thích

Đáp án đúng: B

Giải thích: It + to be + advisable+ that + S + do/ should do dùng cho lời khuyên nên ta dùng should

Dịch: Trẻ em nên được cảnh báo không nói chuyện với người lạ.