=>

6. Their house will be repaired next year.

-> bị động TLĐ will be V3/ed

7. Tom used to have a lot of money (but she lost it all when her business failed).

-> used to V ~ đã từng

8. It is interesting for her to collect stamps and coins.

-> it is adj for sb to V

`6.` Their house will be repaired next year.

`-` Câu bị động: Thì TLĐ: S + will + be + V3/ed + (by O)

`->` DHNB: next year

`7.` Tom used to have a lot of money (but she lost it all when her business failed).

`-` S + used to + V(bare): Ai đó đã từng làm gì

`-` Clause 1 + but + Clause 2: nhưng

`-` Clause 1 + when + Clause 2: khi

`-` Thì QKĐ: `(+)` S + V2/ed

`8.` It is interesting for her to collect stamps and coins.

`-` S + find(s) + V-ing + adj

`->` It is + adj + for sb + to V