X. viết lại câu sao cho nghĩa không đổi
1. They once started these machines by hand.
They used to ............................................................................................
2. My father doesn't work in this company any longer.
My father used .........................................................................................
3. I don't stay up late any more.
I used to .....................................................................................................
4. He went to school on foot before he had a bike.
He used to ..................................................................................................
5. Mary doesn't spend money as much as she used to.
Mary used to ...............................................................................................
6. Kate took two aspirins, and then she felt a lot better.
After .............................................................................................................
7. Mary went out for the evening, but first she wash her hair.
Before ..........................................................................................................
8. Alan was skiing in Switzerland and met his old friend, Ken.
While ............................................................................................................
9. She often gets up early.
She is used to ................................................................................................
10. This is the first time I have played basketball.
I am not used to ..........................................................................................
