viết lại câu nghĩa không thay đổi:
1:this is the first time he has been here.
=>he has...............
2,i started playing tennis 3 months ago.
=>i have..........................
3,they began to plant trees when it stopped raining.
=>they have.....................
4,she has never eaten this fruit before.
=> she is.........................
5,it's three days since my uncle left here.
=>my uncle has...........................
6,the last time i saw him was two weeks ago.
=>i have................................
Tiếng Anh lớp 6