Unit 0
Unit 1
Unit 2
Unit 3
100

In the sentence "The professor assigns challenging tasks," the word "challenging" belongs to this part of speech:

Adjective

100

You use this preposition of time when talking about specific days, like "Monday" or "the weekend".

on

100

This relative pronoun is used specifically to refer to people, avoiding redundancy in a sentence.

who

100

These four demonstratives are used to indicate something specific depending on its location relative to the speaker.

That, this, these and those

200

This reading strategy involves looking quickly through a text to locate specific words or information without reading every word.

Scanning

200

 "I am studying in the library right now" is an example of this verb tense, used for temporary situations.

Present continous

200

 "I went to Chillán last summer" uses this tense to express an experience in a finished time period.

Past Simple

200

Words like "lazy, inquisitive, curious, and cheerful" are used to describe these types of traits.

Personality traits

300

 The words "and," "but," and "because" are examples of this part of speech used to connect ideas.

Conjunctions

300

 We use this modal verb to give advice or express general suggestions, like "We ___ study at the library".

Should

300

To compare two things, like "Smartwatches are ___ useful than traditional watches," we use this comparative form.

more

300

We use these words, such as "a lot of, many, and a few," to indicate the number of elements.

Quantifiers

400

 If you look up a word in a bilingual dictionary, this section tells you how to say the word out loud.

Pronunciation

400

Between "will" and "be going to," this is the correct structure to use when talking about a specific, planned intention for next year.

Going to

400

"I have not traveled abroad yet" uses this verb tense to express an action that has not occurred up to the present moment.

Present Perfect

400

This conditional structure uses "if" to express real situations, like "If we participate in class, we will learn more"

First Conditional

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