(Is it using who, which, when, where) Can you suggest a time ____ the IT staff can repair the server?

Make it as a full sentence! I'll never forget that moment. I met my favorite singer.

Is it Defining/Non-Defining? He said that in the old days a young man, who was usually known as the post boy, delivered the internal mail by hand.

Make it as a full sentence! The mobile phone used to be quite uncommon. Now it is everywhere.

Is it Defining/Non-Defining? He didn't approve of workers who worked from home.

Make it as a full sentence! (iPods or MP3 players are mini computers. They store music and movie files.) People can carry them wherever they go.

Is it Defining/Non-Defining? My father is a man who was working in an office environment in the 1950s.

(Is it using who, which, when, where?) The first comment ____ my father made was that the office was very noisy.

Is it Defining/Non-Defining? The tea lady, who knew everybody, was part of the community, not a machine.

(Is it using who, which, when, where)The 1950 was a time ____ technology was still quite rare in the workplace.

Is it Defining/Non-Defining? It was a machine that really did save money.

Is it Defining/Non-Defining? He was unimpressed by the coffee machine that automatically brewed tea and coffee for the morning.