=>6, Mom asked my sister if she had done the laundry
=>7, Jane asked Peter if his brother lived in Lon Don
=>8, Jim asked his sister what she was doing then
=>9, My classmate asked me if I had enjoyed the party the night before
=>10, My doctor asked me what I had done to cope with my home stress
II: 

1, B=>to
2, A=>whether?
3, B=>to empathize
4, B=>couldn't

chúc học giỏi

6, Mom asked my sister if she had done the laundry
7, Jane asked Peter if his brother lived in Lon Don
8, Jim asked his sister what she was doing then
9, My classmate asked me if I had enjoyed the party the night before
10, My doctor asked me what I had done to cope with my home stress
II: 1, B→to
2, A→whether?
3, B→to empathize
4, B→couldn't