1 lan nx thui giup mk nha them tu goi y 1.my school /donate books for street children / for 2 year 2.they/clean-up/their streets/yesterday ho gium cai hen
2 câu trả lời
My school has donated books for street children for 2 years.
( câu này dùng thì hiện tại hoàn thành vì có for 2 years )
They cleaned up their streets yesterday.
( câu này dùng thì quá khứ đơn vì có yesterday )
1 My school has donated books for street children for 2 year
2 they cleaned up their streets yesterday
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