1.  

Alex, ____ only came to Germany last year, speaks German like a native.

2.  

Nick, ____ I would very much like to invite to dinner, is a race-car driver.

3.  

The passenger, _____ seatbelt was not fastened, was the one most injured.

4.  

______ shoes are these?

5.  

The girl, _____ mother was just here, has forgotten her schoolbag in the classroom.