He last came back to my school ten months ago. A He hasn't come back to my school for ten months. B. He has come back to my school for ten months. C. He did not come back to my school ten

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He last came back to my school ten months ago.

A He hasn't come back to my school for ten months.

He has come back to my school for ten months.

He did not come back to my school ten months ago.

He comes back to my school every ten months.

Giải thích

Đáp án đúng: A

The last time + S + V2-ed + was + thời gian + ago/ mệnh đề quá khứ đơn = S+ has/have + not + V3/ed + O + for/since + thời gian

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