These types of puzzles are known as charades. What you have to do is to find two words that are referred to in the first stanza and the second stanza and put them together to form the third word in the third stanza.

Just for example, if my first refers to 'off' and my second refers to 'ice', then my whole will be the 'office'.

My first is present - future's past -
A time in which your lot is cast.

My second is my first of space
Defining people's present place.

My whole describes a lack of site -
A place without length, breadth, or height.

I am sure no one can have two things for dinner. what are they?

How can you make number one disappear by adding something to it?

Can you identify if it's a murder or a suicide ?

Keyboard words are not in alphabetical order, Why?

In a concert, Christina is performing a dance show with her group.
At 10:00, she and her crew were dancing in an absolutely straight line. At that time Christina was standing in 4th position from both the front and back end of the row.

What was the size of her crew?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

Prove that twice of ten is the same as twice of eleven.

What can jump higher than a building?

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?