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Grammar Generator
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Grammar Bracket Challenge Maker

Build bracketed conjugation and structural exercises to reinforce tense precision.

Sarah has designed sustainable buildings since she graduated in 2018. Last year, she won an international architecture prize...
B1/B2 (Intermediate)
Present Perfect vs. Past Simple vs. Past Continuous
3
8
Live Studio Ready (30 free / mo)
Grammar Bracket Challenge Maker Output
B1/B2 (Intermediate) • B1/B2 Tense Challenge: Present Perfect vs. Past Simple

Grammar Bracket: An Architect's Career

CEFR B1/B2

Select the grammatically correct verb form within each bracket.

Sarah [has designed / designed / is designing] sustainable buildings since she graduated in 2018. Last year, she [has won / won / was winning] an international prize. So far, she [completed / has completed / had completed] twelve projects in London.
Teacher Explanations:
1. has designed (Action started in past with 'since' and continues now)
2. won (Past Simple with specific completed time marker 'Last year')
3. has completed (Present Perfect with 'so far')
Pedagogical Standards:Targeted contrast between tricky contrasting tensesIncludes explicit grammar rule citations
PEDAGOGICAL VALUE

Why English Educators Rely on This Tool

Engineered strictly for language acquisition principles—not generic chatbot filler.

01

Dual & Triple Option Formats

Generates 2-option (binary choice) or 3-option bracketed challenges tailored to CEFR targets.

ELT Best Practice
02

Focus on Common Learner Errors

Distractors directly target common L1 interference patterns and over-generalizations.

ELT Best Practice
03

Teacher Explanation Guide

Provides grammar rule citations alongside the answer key for quick whiteboard clarification.

ELT Best Practice

How to Use in Your Daily Teaching Prep

From idea to classroom-ready handout in 3 simple steps.

Step 1: Set Parameters

Choose Topic & CEFR Band

Select your target proficiency (A1–C2), lesson duration, vocabulary focus, or paste your authentic source text.

Step 2: Generate & Review

Instant Calibrated Output

Classira creates the complete lesson plan, audio script, quiz, or worksheet with answer keys in under 5 seconds.

Step 3: Edit, Print & Teach

Save to Cloud & Export

Tweak in our rich TipTap editor, print clean student handouts, copy to clipboard, or store in your unified cloud library.

Frequently Asked Questions

Everything you need to know about Grammar Bracket Maker.

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