Verified answer

ON= The pencil case in ON the desk

IN= The pencil is IN the bag

UNDER= The book is UNDER the desk

BEHIND=The pencil is BEHIND the door

Quiero pensar que quisite decir PREPOSICIONES Y no proposiciones.

Tenes:

de lugar: In - on - under - behind - next to.

I have got a pencil in my pencil case. The cat is under the bed. The umbrella is next to the door.

de tiempo

in - on at

I go to school in the morning.

I have English on Tuesdays and Thursadays.

The lesson starts At 9 o'clock.

Hay muchísimas más y otros tipos de preposiciones también.

When we ask for help, we say: please, and thanks.

One of the most used prepositions in the English language is: in.