You can express in past time all that you need.

Is easy!!!! TRY

They prepared the material to the Chemestry exposition.

To form the comparisons of equality using adjectives or adverbs, use the following formula:
Noun + verb to be + as + adjective/adverb + as + noun
The book is as good as the movie.
The flower is as beautiful as my mom.
I compare people, objects and places.

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The wheater in Gomez palacio is very hot

The wheater of today is windy

Yesterday was cold

In the weekend is rainy

Yesterday

Today is December 25. Yesterday was December24.

Period of time (ago)

I went my uncle two days ago.

Rodrigo arrived one hour ago.

They visited Monterrey two years ago.

We use the superlative adjective to indicate that one of a group is outstanding in a particular way.

When use the simple past?

Is used to talk about actiond wich happened and were completed at a specific moment in the past.

�The Simple Future tense has two differen forms in English

“will”  “going to”

Both refer to a specific time in the future.

You can express in past time all that you need. 

"Stop!," "Come here!," and "Look out!" are all examples of the imperative form. You can use the imperative form to give an order, a warning, or some advice.

Usually to give orders and instructions we use the imperative mood.

What is the imperative mood?

Is give orders, warnings and instructions in English; use the imperative form