i am sorry. i didn’t finish my homework (because)
the water is cold. the children can’t swim (that)
i can meet you. you arrive before 7p.m (if)
i wrote a letter to my aunt. she lives in Italy (who)
i regret now. i didn’t go on a picnic with friends last week (wish)
-> Clause + because + clause: Quan hệ nhân quả
2. The water is cold that the children can’t swim.
-> Cấu trúc “(so)…that….”: (quá)…đến nỗi
3. I can meet you if you arrive before 7p.m
-> Clause + if + clause: Quan hệ giả thiết-kết quả
4. I wrote a letter to my aunt who lives in Italy.
-> Đại từ who:
+ Làm chủ từ trong mệnh đề quan hệ
+ Thay thế danh từ chỉ người
+ Công thức: …N (person) + who + V + O….
5. I wish I didn’t go on a picnic with friends last week.
-> Công thức: S + wish(es) + V(QKĐ)