Đáp án `+` Giải thích các bước giải:

`1.` The floor was cleaned by Peter yesterday morning.

`-` Bị động quá khứ đơn

`+` S + was/were + V3/ed

`2.` My friend asked Anna if she went to school on Sunday.

`-` S + asked + if/whether + S + V (lùi thì)

`-` Lùi thì: HTĐ `->` QKĐ

`3.` If we know her address, we can visit her

`-` Câu điều kiện loại `1` (Có thể xảy ra ở hiện tại hoặc tương lai)

`+` If + S + V(s/es), S + will/can/may/.. + V + ..

`4.` I wish I could come to your party.

`-` Ước cho hiện tại (Trái với giả thuyết ở hiện tại)

`+` `S_1` + wish(es) + `S_2` + V2/ed 

`5.` My friend drives more carefully than I drive.

`-` So sánh hơn (Trạng từ)

`+` S + V + more + adv + than + S + V

`6.` Although he played well, he couldn't win the game.

`-` In spite of + N/V-ing, (clause)

`->` Although (clause 1), (clause 2)

`=>` Mặc dù

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`1.` Peter cleaned the floor yesterday morning.

`->`  The floor was cleaned by Peter yesterday morning.

`***` Structure: S `+` Ved `+` O `+` ... `+` thời gian

`->` S(O) `+` was/were `+` Vp2 `+` by O(S) nếu xác định `+` ... `+` thời gian

`2.` "Do you go to school on Sunday, Anna?" my friend asked

`->` My friend asked Anna if she went to shool on Sunday.

`***` Structure: "Do/Does/Did `+` S1 `+` V `+` ..., O" `+` S2 `+` asked

`->` S2 `+` asked `+` O `+` if/whether `+` S1 `+` V lùi thì `+` ...

`3.` Know her address, and we can visit her.

`->` If we know her address, we can visit her

`***` Structure: V `+` ..., and `+` S `+` will/can/should `+` ...

`->` If `+` S `+` ..., S `+` will/can/should `+` ...

`4.` I am sorry that i can't come to your party.

`->` I wish I could come to your party

`***` Structure: wish: V(lùi thì), đảo (+) thành (-) và ngược lại

`5.` My friend is more careful driver than I am.

`->` My friend drives more carefully than I do.

`***` Structure: So sánh hơn adv(trạng từ)

`->` S `+` V(chia theo thì và chủ ngữ) `+` more adv/adv-er `+` than `+` S2 `+` V(...)

`6.` In spite of playing well, he couldn't win the game.

`->` Although he played well, he couldn't win the game.

`***` Structure: Despite/In spite of `+` cụm V-ing(V-ing ...), ...

`->` Although `+`  câu(S `+` V), ...    (chia theo thì vế sau)