Đáp án:

1.-> It has been ten years since Judy took part in a poem writing competition.

2.-> It is three weeks since the man ate Korean food.

3. -> The beach in your hometown is more peaceful than the one in my hometown.

4.> Owen told Cindy that she couldn't persuade him to trust her anymore.

Giải thích các bước giải:

Câu 37: It has been + khoảng thời gian + since + S + V (quá khứ đơn)

Câu 38: It is + khoảng thời gian + since + S + V (quá khứ đơn)

Câu 39: It is + khoảng thời gian + since + S + V-ed (quá khứ phân từ)

Câu 40: It is + khoảng thời gian + since + S + V-ed (quá khứ phân từ)

`1,` It has been ten years since Judy took part in poem writing competition

`->` It + be + t/gian + since + S + V2/ed ...

`=` S + have/has + not + P2 + ... + for + t/gian

`2,` It is three weeks since the man ate Korean food

`->` It + be + t/gian + since + S + V2/ed ...

`=` S + have/has + not + P2 + ... + for + t/gian

`3,` The beach in your hometown is less crowded than the beach in my hometown

`->` SSB : S1 + is + (not) + as + adj + as + S2

`->` SSH : S1 + be + adj-er/more adj + than + S2

`4,` Owen told Cindy that he could't persuade her to trust him anymore

`->` GT - Câu kể : S + said/told + (that) + S + V(lùi thì/đổi ngôi)

`->` Lùi thì : can't `->` couldn't

`->` Đổi ngôi : you `->` he ; me `->` her ; you `->` him