Spot the Error
Time Markers
What's the Difference
Future Chaos
Perfect Panic
100

Fix it: I am knowing the answer.

I know the answer.

100

Which tense commonly uses: yesterday

Past 

100

What's the difference between:

“I finished my homework.”
vs.
“I have finished my homework.” 

  • finished = completed in the past
  • have finished = important NOW / recently completed
100

Complete: Tomorrow, I _____ (study).


Tomorrow, I will study.

100

Correct: I travel to the United States two times in my life.

I have traveled to the United States two times in my life.

200

Fix it: She has finished the report yesterday.

She finished the report yesterday.


200

Which tense commonly uses: right now

Present continuous

200

What's the difference between:

“He works here.”
vs.
“He is working here.”

  • works = permanent/job/routine
  • is working = temporary/right now
200

Complete: At 8 p.m. tonight, we _____ (drive).


At 8 p.m. tonight, we will be driving.

200

Correct: “I have seen him yesterday.”


I saw him yesterday.
300

Fix it: When I arrived, they studied.

When I arrived, they were studying. 

300

Which tense BEST fits: since 2022

Present perfect

300

What's the difference between:

“I read the report.”
vs.
“I was reading the report when the phone rang.”

  • read = completed action
  • was reading = action in progress interrupted by another action
300

Complete: By next week, she _____ (finish) the project.


By next week, she will have finished the project.

300

Explain: Why do we say: “I have lived here for 3 years” instead of “I live here for 3 years”?


Present perfect = present relevance/life experience
400

Fix it: I work here since 2021. 

I have worked here since 2021.

400

Which tense BEST fits: by the time

DEPENDS ON CONTEXT

400

What's the difference between:

“We will eat at 8.”
vs.
“We will be eating at 8.”

  • will eat = future plan/action
  • will be eating = action already in progress at that future moment


400

Choose the BEST answer: By 2030, scientists _____ a cure.

  • discover
  • discovered
  • will discover
  • will have discovered

By 2030, scientists will have discovered a cure.

400

Complete with the past perfect: “She _____ (prepare) dinner before I arrived.”


She had prepared dinner before I arrived.

500

Fix it: By next summer, I study engineering for three years.

By next summer, I will have been studying engineering for three years.

500

Create a sentence using: "for three years by next June"

I will have been living in France for three years by next June.

500

What's the difference between:

“She studied English.”
vs.
“She had studied English before moving to Canada.”

  • studied = normal past action
  • had studied = happened BEFORE another past action


500

Create a sentence using: past continuous + interruption

Example: “While you’re sleeping…”


While you were sleeping, the fire alarm sounded.

500

Mixed challenge: Students must use:

  • present perfect
    AND
  • past perfect
    in one logical sentence.

After I had eaten snails at a terrible French restaurant, I decided never to eat them again, and I haven’t touched a snail since.

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