It’s Tom’s room, so it belongs to ______. It’s ______ favourite place.

You should _______ the doctor’s advice and _______ the medicine on time.

Qinghai-Tibet Railway(青藏铁路) was completed last year. It is the __________ railway that connects Tibet with the other parts of China.

It is reported that the police will soon ________ the case of the two missing children.

I went to the city, but my parents at home.