A2

In this article, Elementary Grammar A2 learners study need and needn't.

You will learn how need works as a main verb and as a modal-like verb in negatives.

The key question is: Does need behave like a normal verb or a modal in this sentence?

In this article, Elementary Grammar A2 learners study gerunds vs infinitives.

You will learn how to choose between verb-ing and to plus base verb after another word.

In this article, Elementary Grammar A2 learners study shall and should.

You will learn how should gives advice and shall appears in offers, suggestions, and formal language.

The key question is: Is the sentence giving advice, making an offer, or sounding formal?

In this article, Elementary Grammar A2 learners study can and could.

You will learn how can and could express ability, possibility, permission, and polite requests.

The key question is: Does the sentence talk about ability now, ability in the past, possibility, or politeness?