Sử dụng các từ nối để nối các câu sau

13. We are very interested in the problem . It has been discussed in class .

14. Lung cancer is very dangerous . Million of people died of it .

15. I like standing at the window . I can see the park from the window .

16. The woman lives next door to me . You gave  place to her on the bus .

17. The examination lasted 2 days . I was successful in this exams .

18. This is the result of our work . I’m pleased with it .

19. Mr Brown is the man . I’m responsible to him for my work .

20. This snake is dangerous . I’m afraid of it .

21. There are a number of factors . We have no control over them .

22. The picture was beautiful . She was looking at it .

23. That’s the woman . John used to be married to her .

24*. My sister has 2 daughters . I often have to look after them .

25*. This is the book . I’m looking for it.

26. The boy fell in love with the girl . She left him after a few weeks