Is there a department store around ________ I can get a birthday present for my brother?— Yes, just across the street[ ]

The famous writer is going to talk about the European countries and people he has visited in the past two months.

On Sundays ,the retired(退休的）minster_____ come to the farm and work with the farmers.

Scientific experiments __________ by students without the teachers’ instructions can be dangerous

I reallydon’t know _______ I put my wallet