Đáp án `+` Giải thích các bước giải:

`-` Câu điều kiện loại `2` (Không thể xảy ra ở hiện tại hoặc tương lai)

`+` If + S + V2/ed, S + would/could/might/.. + V

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`1.` If Peter had less English homework, he could go to the party.

`2.` If Tien had an IELTS certificate, he would get the job.

`3.` If our teacher weren't here, we couldn't know what to do.

`4.` If we went to England this summer, we could have the chance to pick up a bit of English.

`5.` If English didn't have such a large vocabulary, it would be easy to master.

`6.` If she used English more often, her English wouldn't be so rusty.

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

`1`. If Peter didn't have such a lot of English homework, he would go to the party.

`2`. If Tien had an IELTS certificate, he would get the job.

`3`. If Our English teacher weren't here, we wouldn't know what to do.

`4`. If we went to England this summer, we could have the chance to pick up a bit of English.

`5`. If English didn't have such a large vocabulary, it will be easy to answer.

`6`. If she used English more often, her English wouldn't be so rusty.

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`@` Câu điều kiện loại `2`:

`-` If + S + V2/ed - Were + adj/N, S + would/could + V-bare

`-` If + S + didn't + V-bare, S + would/could/might + V-bare

`=>` Diễn tả hành động không có thật ở hiện tại.