Đáp án :
`1.` She spent all her money last week.
`2.` Mum didn't spend any money on herself.
`3.` I lent my penknife to someone, but I can’t remember who it was now.
`4.` John and his father built the cabin themselves last year.
`5.` My parents sold the stereo at a garage sale.
`6.` Did you tell anyone about this yesterday?
`7.` The unidentified plant borne gorgeous flowers.
`8.` She torn the letter to pieces and threw it in the bin.
`9.` He often worn glasses for reading.
`10.` Before God He sworn he was innocent.
Giải thích các bước giải:
Áp dụng công thức thì quá khứ đơn :
`+) S + V_(ed)//P_(II) + O.`
`-) S + didn't + V + O.`
`?) Did + S + V + O ?`