Choose the sentence that best transforms the original one. “The Grand Canyon was formed millions of years ago,” she said.

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Choose the sentence that best transforms the original one.

“The Grand Canyon was formed millions of years ago,” she said.

She mentioned that the Grand Canyon had been formed millions of years before.

She said that the Grand Canyon formed was formed millions of years ago.

She mentioned that the Grand Canyon would be formed in millions of years.

She stated that the Grand Canyon’s formation needed millions of years ago to form.

Giải thích

Đáp án đúng: A

Giải thích: Khi tường thuật quá khứ đơn (was formed), lùi thì về quá khứ hoàn thành (had been formed).

Dịch nghĩa: Cô ấy nói rằng hẻm núi Grand Canyon đã được hình thành cách đây hàng triệu năm.