1.Computer studies/Trong’s favourite subject/.
Computer studies is Trong’s favourite subject.
2.Mrs Hoa/our teacher/English/.
Mrs Hoa is our teacher of English
3.There/six coloured pencils/my friend’s box/.
There are six coloured pencils in my friend’s box.
4.Where/Ms Lan/live/?
Where does Ms Lan live?
5.Shall/introduce you/my best friend, An Son/?
Shall I introduce you to my best friend, An Son?