Tense Moments & Past Habits
What If? (The Conditionals)
Clauses & Quantifiers
Health, Illnesses & Symptoms
The Rules of Description (Adjectives & Articles)
100

This structure is used to describe actions, states, or habits that were true in the past but are no longer true or happening now.

What is "used to"?

100

This conditional uses the simple present tense in both clauses to express scientific facts, general truths, or automatic results.


What is the Zero Conditional?

100

These specific clauses start with pronouns like who, which, whose, or that, and are used to provide essential or extra information about a noun.

What are relative clauses?

100

This common symptom refers to an uncomfortable, involuntary clearing of the airways, often accompanied by a cold or flu.

What is a cough?

100

This indefinite article must be used before words that begin with a consonant sound, which is why we say "a university" instead of "an university."

What is "a"?

200

This tense is used to describe an action that is currently in progress at the exact moment of speaking, or a definite plan for the near future.

What is the Present Progressive? (Also accepted: Present Continuous)

200

This conditional talks about a real or highly possible future situation, typically structured as: If + Present Simple, will + base verb.

What is the First Conditional?

200

Unlike most modifiers, this quantifier meaning "sufficient" is unique because it must be placed after adjectives but before nouns.

What is "enough"?

200

This noun describes a continuous, dull pain in a specific part of the body, frequently used in compound words like head, back, or tooth.

What is an ache?

200

When using multiple modifiers before a noun, this specific type of adjective (e.g., beautiful, strange) must always come before factual ones like size or age.

What is an opinion adjective?

300

Formed with "have" or "has" plus a past participle, this tense connects the past to the present and is often used for life experiences without a specific time.

What is the Present Perfect?

300

Used for imaginary, hypothetical, or impossible situations in the present or future, this conditional uses the past simple after "if" and "would" in the main clause.

What is the Second Conditional?

300

This quantifier is placed before adjectives or adverbs to mean "more than necessary," usually carrying a negative connotation.

What is "too"?

300

This adjective describes the unsettling sensation of spinning or losing your balance, often making a patient feel like they might faint.

What is dizzy?

300

In the standard English order of adjectives, this attribute (e.g., plastic, wooden, leather) must always be placed closest to the noun it describes.

What is material?

400

This advanced tense is used to make it clear that one past event happened before another specific event in the past.

What is the Past Perfect?

400

This specific type of conditional mixes two different times, such as a hypothetical action in the past with a direct result or consequence in the present.

What is a Mixed Conditional?

400

These are the singular and plural past tense structures used to indicate that a specific person, object, or situation existed in a place.

What are "there was" and "there were"?

400

When the body is fighting off an infection, it often experiences an elevated core temperature, medically referred to as this.

What is a fever?

400

These specific adjectives, ending in -ed (like bored or excited), are used to describe how a person feels, rather than the thing causing the feeling.

What are participial adjectives? (Also accepted: -ed adjectives)

500

In the sentence "She was tired because she had been running," this specific continuous aspect is used to emphasize the duration of a past action before another event.

What is the Past Perfect Continuous?

500

In the sentence "If I had known about the traffic, I wouldn't have been late," the speaker is utilizing this completely hypothetical past conditional.

What is the Third Conditional?

500

This specific subcategory of relative clause provides essential information that cannot be removed without completely changing or ruining the meaning of the sentence.

What is a defining relative clause?

500

This medical term refers to a state of severe, lingering physical or mental tiredness that cannot be resolved by a short rest.

What is fatigue?

500

Adjectives like unique, freezing, or dead are known by this term because they represent absolute states and cannot be modified with words like "very" or "a bit."

What are ungradable adjectives? (Also accepted: absolute adjectives)

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