`46.` They have talked about their future for 2 hours

`-` Thì HTHT, cấu trúc: S + have/has + Vpp

`47.` You should study harder to pass the exam

`-` Cấu trúc: Should + V-inf = nên làm gì

`48.` Exhausted as Ann was, she managed to finish her work in time

`-` Ta có cấu trúc: managed + to V 

`49.` Sarah turned down Mike’s invitation to his party

`-` turn down sth/sb = refused sth / sb= từ chối cái gì/ ai đó

`50.` The assistant provided such confusing information that I didn’t know what to do

`-` Cấu trúc: S + be/V + such + a/an + adj + that + N + clause .. 

`@Amelia`

`#howardamelia`

`46` They started talking about their future 2 hours ago.

$\rightarrow$ They have talked about their future for 2 hours.

⇒ S + have/ has + VpII + ...

`47`  If I were you, I would study harder to pass the exam

$\rightarrow$ You should study harder to pass the exam. 

⇒ S + should/shouldn't + V- nguyên mẫu + ...

`48` Ann was exhausted but she managed to finish her work in time

$\rightarrow$ Exhausted as Ann was, she managed to finish her work in time.

⇒ S + V bất quy/-ed +...

`49` Sarah refused Mike's invitation to his party

$\rightarrow$ Sarah turned down Mike’s invitation to his party.

⇒ S + V-ed/ bất quy +...

`50` The information I got from the assistant was so confusing that I didn't know what to do

$\rightarrow$ The assistant provided such confusing information that I didn’t know what to do.

⇒ S + V-ed/ bất quy

    S + didn't + V nguyên mẫu