I.Complete the secound sentence so that it has similar meaning to the first sentence.
1. This is the first time I've ever painted a mural over graffiti
I have never_____________________________________
2.Mr .Binh started recycling rubbish two years ago.
Mr.Binh has___________________________
3.David failed the exam because of his laziness.
Because David __________________________________
4.They haven't cleaned up the street for five months.
It's _________________________________________________
5.We have donated books and clothes for ten years
We began_______________________________________________
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Sinh Học lớp 12
