Mệnh đề quan hệ (who/whom/which)

Exercise 1: chọn đại từ ( who, whom, which, what, whose ) phù hợp điền vào chỗ trống 

1 her sister,......... you have never met, enjoys cooking 

2 Roses,........... are popular among women, have a pleasant scent

3 Hassan is the man ............. the manager wishes to see 

4 One should stop smoking,........... is extremely harmful to one's health 

5 A student ............ does not study hard enough will not succeed 

6 They have three sons, all of .......... live in other countries 

7 This is mount Ararat, .............. always has snow on its peak

8 We never met again,............ is a shame 

9 When the students............ wanted to plan a picnic noticed the heavy clouds, they because dismayed