1. It’s early twenty years since my father saw my uncle.

My father has ……not  seen my uncle for nearly twenty years.………………………………………………………………

-> thì HTHT ta có cấu trúc s + have / has + VPII 

2. It’s a pity I don’t have a computer

. I wish …………I had a computer.………………………………………………………………

-> ta có cấu trúc wish :  S + wish(es)  + S + V-ed

3. They are going to build a supermarket in my neighborhood.

A supermarket ………is going to be built in my neighborhood.……………………………………………………………

-> câu bij động thì TLG 

-> ta có cấu trúc câu bị động ghì TLG : s + be + going to be + VPII + by + O

4. The water was very cold so we couldn’t swim. mn

The water wasn’t ……warm enough that we can't swim…………………………………………………………

S + be + adj + enough + (for SB) + to V 

5. This is the first time they have been to England.

They have ……never been to England…………………………………………………………………

-> thì HTHT 

-> ta cs cấu trúc : S + have / has + VPII

`1`. My father hasn't seen my uncle for early twenty years.

`->` S + have/has + not + Vpp + for + khoảng thời gian 

= It's + thời gian + since + S + (last) + V2/ed

`2`. I wish I had a computer.

`->` Câu mong ước nên lùi thì, chuyển phủ định sang khẳng định

`3`. A supermarket is going to be built in my neighborhood.

`->` Câu bị động tương lai gần: S + is/am/are + going to be + Vpp

`4`. The water wasn't warm enough for us to swim in.

`->` S + be + adj + enough + (for SO) + to V

`5`. They have not been to England before.

`->` This is the first time + S + have/has + Vpp 

`=` S + have/has + not + Vpp + before.