32,

Trang has never been to Sapa before

33,

I have never talked to a foreigner before

34,

This is the first time my sister has gone abroad

36,

$o$ I haven't seen her for 3 months.

$o$ I last saw her for 3 months.

37,

$o$ We haven't gone to the cinema for 3 weeks.

$o$ We last went to the cinema for 3 weeks.

38,

I last saw my uncle for 2 years.

$\textit{Công thức: }$$\text{This is the first time+ $S_{1}$+ have/ has+ $p^{II}$ +$S_{2}$ }$

$\text{$S_{1}$ + haven't/ hasn't+$p^{II}$+ before }$

$\text{$S_{1}$ + last+ v-ed+ O+ for+ time }$

`32`.

Trang has never been to Sapa before

`33`.

I have never talked to a freiger before

`34`.

This is the first time my sister has gone abroad

`36`.

I haven't seen her for `3` months

                $or$ 

I last saw her for `3` months

`37`.

We last went to the cinema for `3` weeks

$or$

We haven't gone to the cinema for `3` weeks

`38`

I last saw my uncle for `2` years

`------------------------`

`@` Công Thức:

$S + have/ has + never + V-ed/ 3 + before.$

$S1 + haven't/hasn't + p2 + before$

$S1 + last + V(ed) + O + for + time$

`-----------------`

$ @Trâm$