Here are some concepts: gift, give, year

What is a sentence about these concepts?

Sentence is below.
woman gives a gift for man on holiday or new year

Here are some concepts: field, study, web

What is a sentence about these concepts?

Sentence is below.
you can use anything from this web of field of study

Here are some concepts: book, shelf, stack

What is a sentence about these concepts?

Sentence is below.
a stack of books on a shelf

Here are some concepts: billion, galaxy, year

What is a sentence about these concepts?
Sentence is below.
observations made with astronomical observatory show how our galaxy has grown over billions of years .