Organization

The organization of such a large-scale party takes a lot of time and energy.

 nephew

A:Who is the boy?

B:He is my nephew.He is very  naive and naughty . 

 professional 

He got his first professional job in 1916.

 dining room

Come into the dining room.

We're going to cut the cake soon. 

consequence

As a consequence of smoking, my father coughs frequently.

explain

They explain every little thing on the airplane .

strategy

That sounds like a really clever marketing strategy . 

improve

In order to improve her English , Kate studies every day. 

following

A: What are you going to do in the following weekend?

B:I will have my first date with Polly .

A: Good lucky.