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Choose the best words to complete the friendly alien's dating advice to its human roommate.
If I _________________________ a human like you, I _________________________ her about your weird obsession with UFOs. But I'm an alien, so what do I know?

were ... would tell

This is a classic Second Conditional scenario used for giving advice or imagining being someone else.

In formal English and hypothetical conditionals, we use the subjunctive form were for all subjects (I, he, she, it) in the if-clause. The main clause uses would + base verb (would tell) to show the hypothetical result.

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Conditional sentence

Want to say I would have caught the train if I'd left earlier without freezing on the verb forms? That's a third conditional, and it's one of five patterns English uses to talk about possibilities, regrets, and hypotheticals. Get the system right and you stop sounding stuck in the present tense.

A conditional sentence pairs a condition clause (usually with if) with a consequence clause: If it rains, we stay in. The five named patterns — zero, first, second, third, and mixed — each match a specific time frame and likelihood, with their own tense rules.

Subjunctive mood

If you've heard if I were you and wondered why it's not if I was you — you've met the past subjunctive. English barely marks the subjunctive anymore, but in formal writing and a few stock phrases, getting it right (or wrong) is one of the clearest signals of a careful writer. I demand that he be present. / If I were richer. — both subjunctive, both reading as wrong if you swap them out.

The subjunctive mood marks hypothetical or counterfactual contexts. Two main forms: present subjunctive in that-clauses after verbs of recommendation (I suggest that he go) and past subjunctive were in unreal conditionals (If I were you). Mostly invisible in modern English, but unmistakable when present.

Modal verb

If you've ever struggled with the difference between You must do this (strong command) and You should do this (advice) — or It might rain (possible) and It will rain (certain) — you've felt how much modal verbs do in English. They're how the language signals certainty, obligation, possibility, and politeness, and getting them right is what stops your speech from sounding either pushy or wishy-washy.

A modal verb is an auxiliarycan, could, may, might, must, shall, should, will, would — adding meaning around ability, permission, possibility, obligation, or speculation. Always followed by the bare infinitive (can swim, never can to swim), and never inflected for person.

Verb mood

If grammar references confuse you with terms like "subjunctive" or "conditional" — and you've never quite understood why English needs them — you've hit the verb-mood layer. Each mood marks a different attitude: fact vs command vs hypothetical vs polite recommendation. Once that map is clear, structures like if I were you or I suggest he go stop looking like exceptions and start looking like a system.

Verb mood signals the speaker's attitude toward the action. The four English moods: indicative (facts), imperative (commands), subjunctive (hypotheticals, formal recommendations), and conditional (would/could constructions).

B2 | Upper Intermediate

If a university admissions team or visa office has ever asked you for an English test score, B2 is probably the level they had in mind. It's the threshold where your English stops being a constraint and starts being a tool — and the line between B1 and B2 is often the line between "stuck in beginner classes" and "ready to study or work in English."

B2 is the upper-intermediate level in the CEFR framework, demanding flexible control of mixed conditionals, passive voice across tenses, reported speech with backshifting, and participle clauses.

Difficulty: Medium

If easy questions feel too obvious but hard questions leave you guessing, you're probably ready for Medium — the level where most real learning happens. It pushes just enough to expose the rules you don't quite have yet, without burying you in edge cases. This is where steady fluency is built, one well-aimed challenge at a time.

The Medium difficulty tag marks middle-range challenges — typically A2 to B1. One rule per question, realistic distractors, and contexts that require active thought rather than instant recognition.