Peter missed the train because he woke up too late

->If Peter had woke up too late, he could have missed the train

viết vậy có đúng không ạ?

Viết lại câu như vậy có được không mn?

He takes part in all of his school activities. His health is poor.

-> In spite of his health is poor, he takes part in all of his school activities.

-> In spite of the fact that his health is poor, he takes part in all of his school activities.

They've been building that new supermarket for months.

That new supermarket ...has been under construction.. for months.

các anh chị cho em hỏi về viết lại câu mà có từ under như ở trên có cấu trúc như thế nào không ạ? 

 Before John went to the airport, he said goodbye to everyone.

said -> had said đúng không mn?

Anh chị rút gọn công thức giúp em với ạ=)) cho em hỏi luôn là cấu trúc bđ khách quan này chỉ đi với think hay cả với say ạ?

rút gọn giúp em ạ

Sự khác biệt giữa written examination và writing examination ?

We last met our teacher 10 years ago.

We haven’t_________met our teacher for 10 years__________________.

The last________met our teacher 10 years ago______________________

đúng chưa ạ các anh chị? 

1. The last time I saw Tom was in 1999.

I haven’t__________seen Tom since 1999___________________.

I last_____________________