41.We haven't talked to each other for 2 years.

_ Quá khứ đơn => Hiện tài hoàn thành

_ The last time + S + Ved + was + time + ago

=> S + haven't / hasn't + V3 + for + khoảng thời gian

42.My teacher said that I had to study harder for my exams.

_ Tường thuật dạng Statement : " S + V + O" A said to B

=> A said to B (+that ) + S đổi ngôi + V lùi thì

_ must => had to

43.John can dance the most beautifully in our dancing club

_ So sánh nhất : S + V + the adv + est + O

44.The gift which you gave me last Christmas day is very beautiful

`41.` We haven't talked to each other for `2` years.

`-` The last time + S + V2/ed + ... (was + time + ago)/...

`->` S + have/has + not + V3/ed + ... + (for + khoảng thời gian)/(since + mốc thời gian)

`42.` My teacher said that I might study harder for my exams.

`-` Câu tường thuật

`+` S + said/told + (that) + S + V(lùi thì)

`-` must `->` might

`43.` John can dance the most beautifully in our dancing club.

`-` So sánh nhất (Trạng từ dài)

`+` S + V + the + most + adv + ...

`44.` The gift, which you gave me last Christmas Day, is very beautiful.

`\star` Which

`+` Thường sử dụng để làm chủ ngữ, tân ngữ, dùng để thay thế cho các danh từ chỉ vật.

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$\color{green}{\text{#NhatHuyThichChoiLiqi}}$

$\color{orange}{\text{Chúc bạn học tốt ạ :33}}$