Mum, my trousers are too old. I want to buy a new ______.

This is the computer ________ Mum gave me for my birthday．

Do you have any plans for the winter holiday?— Since you are crazy about music, why not go to some ________ concerts?

We all like the story about our English teacher _________ happened in our school last week.

I couldn’t get through the door because there was a big box ______.[ ]