$\text{1}$ Minh hasn't written to his pen pal for five years . 

$\Rightarrow$ S + last + Ved/V2 + time ( trong QK ) 

$\Rightarrow$ S + has/have + not +Ved/V3 + for/since + time ( trong QK ) 

$\text{2}$ This is the first time we have visited the museum . 

$\Rightarrow$ This/It is the first time + S + has/have + Ved/V3 

$\Rightarrow$ S + has/have + not + Ved/V3 + ... + before 

$\text{3}$ George is interested in collecting old coins from foreign countries . 

$\Rightarrow$ be interested in + N/V-ing : hứng thú ở cái j/việc j đó 

$\text{4}$ Rose doesn't like bananas as/so much as apples . 

$\Rightarrow$ S + be + not + as/so + adj/adv + as + S2

$\text{5}$ He took a taxi to get to Paris last Sunday .

$\Rightarrow$ take + phương tiện + to V + ... 

$\text{6}$ I am not as/so well at Math as my brother . 

$\Rightarrow$ S + be + not + as/so + adj/adv + as + S2

$\text{7}$ Because it rained heavily , we were late for school .

$\Rightarrow$ because : vì , bởi vì ( nguyên nhân ) 

$\Rightarrow$ Because + clause , clause ( clause : S + V + O ) 
$\text{8}$ We don't need to drive so fast .

$\Rightarrow$ It's + adj + (for sb ) + to V + ... 

$\Rightarrow$ need + to V : cần làm j 

$\text{9}$ It's very important to keep the enviroment clean .

$\Rightarrow$ It's + adj + (for sb ) + to V + ... 

$\text{10}$ I have never seen such a strange film before . 

$\Rightarrow$ S + has/have + not + Ved/V3 + ... + before  

$#Ran$

`1`.Minh hasn't written his penpal for five months

`\rightarrow` Thì HTHT : S + have / has + V3 / PII 

`\rightarrow` Đặc điểm nhận dạng : for

`2`.This is the first time we have visited the museum

`\rightarrow` Cấu trúc : This is the first time + S + have / has + V3 / PII

`3`.George is interested in collecting old coins from foreign countries

`\rightarrow` Cấu trúc : S + be + interested in + V-ing / N

`4`.Rose doesn't like bananas as much as apples

`\rightarrow` So sánh ngang bằng ( Trạng từ ) : S1 + V + as + adv + as + S2

`5`.He took a taxi to get to Paris last Sunday

`\rightarrow` Thì QKĐ : S + Ved / V2

`\rightarrow` Đặc điểm nhận dạng : last

`6`.I am not as good at Math as my brother

`\rightarrow` So sánh ngang bằng ( Tính từ ) : S1 + be / be not + as ... as + S2

`7`.Because it rained heavily , we were late for school

`\rightarrow` Because dùng để chỉ nguyên nhân hoặc lý do

`8`.We don't need to drive so fast

`\rightarrow` Need + to V-inf : Cần làm gì

`9`.It's very important to keep the enviroment clean

`\rightarrow` It is + adj + to V : Như thế nào để làm gì

`10`.I have never seen such a strange film before

`\rightarrow` Thì HTHT : S + have / has + V3 / PII

`\rightarrow` Đặc điểm nhận dạng : before

`\text{@ TheFox}`