Writing Choose the best option A, B, C or D that shows the grammatically correct sentence.

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Writing

Choose the best option A, B, C or D that shows the grammatically correct sentence.

She explained how to solve the problem clearly.

She explained how solve the problem clearly.

She explained how solving the problem clearly.

She explained how to solved the problem clearly.

Giải thích

Đáp án đúng là: A

Cấu trúc: explain + how + to-V-inf: giải thích cách làm gì

A. She explained how to solve the problem clearly.

→ Đúng cấu trúc. Dịch: Cô ấy đã giải thích rõ ràng cách giải quyết vấn đề.

B. “how solve” sai cấu trúc

C. “how solving” sai cấu trúc

D. “how to solved” sai cấu trúc