`1.` Cuong had translated this text before he went out last night.

`@` Thì qkht: S`+`had`+`V(ed,c3)`+`O...

`@` Thì qkđ: S`+`V(ed,c2)`+`O...

`@` Before`+`S`+`V, S`+`V...: Trước khi lmj thì lmj

`2.` Had Hung used your email before meeting you?

`@` Thì qkht(nghi vấn): Had`+`S`+`V(ed,c3)`+`O...

`@` Before`+`S`+`V, S`+`V...: Trước khi lmj thì lmj

`3.` When I arrived, my parents hadn't had lunch.

`@` When`+`S`+`V(qkđ), S`+`V(qkht)...→ Diễn tả hành động xảy ra và hoàn tất trước hành động ở mệnh đề when.

`4.` They had spoken to her before the meeting.

`@` Before`+`S`+`V(qkđ), S`+`V(qkht)...→ để diễn tả một hành động xảy ra trước một hành động trong quá khứ.

`5.` I was sure I hadn't seen that man before.

`@` Thì qkht: S`+`had`+`V(ed,c3)`+`O...( `DHNB:` before)

`giahan27511`

`=>` Cuong had translated this text before he went out last night.

`=>` Had Hung used your email before he met you?

`=>` When I arrived, I hadn’t had lunch.

`=>` Before the meeting, they had to speak to her.”

`=>` I hadn’t seen the man before, but I was sure.

$----$

Quá khứ hoàn thành:

$(+) S + had + Vp2$

$(-) S + hadn't + Vp2$

$(?) Had + S + Vp2 ?$

$@giaitoan1234$