Conjugate the Verb
Past Participles
Build the Sentence
Active → Passive
Fix the Mistake
100

The final version of the report _________ (submit) after several revisions.

✔️ was submitted

100

cost

✔️ cost

100

was / eventually / report / the / submitted

✔️ The report was eventually submitted.

100

Someone leaked confidential information.

✔️ Confidential information was leaked.

100

The message was send to all participants.

✔️ sent

200

The equipment _______ (not / test) under real conditions before production.

✔️ was not tested

200

swear

✔️ sworn

200

were / not / properly / instructions / followed

✔️ The instructions were not properly followed.

200

The team did not complete the safety inspection.

✔️ The safety inspection was not completed.

200

The equipment were damaged during transport.

✔️ was damaged

300

Several key steps _______ (omit) during the initial procedure.

✔️ were omitted

300

fly

✔️ flown

300

was / error / the / discovered / during / testing

✔️ The error was discovered during testing.

300

Engineers tested the device under extreme conditions.

✔️ The device was tested under extreme conditions.

300

Several important steps was skipped in the process.

✔️ were skipped

400

The data ________ (store) on external servers for security reasons.

✔️ were stored

400

broadcast

✔️ broadcast

400

were / several / issues / identified / in the system

✔️ Several issues were identified in the system.

400

The company implemented several changes after the review.

✔️ Several changes were implemented after the review.

400

The results were not clearly explain in the report.

✔️ explained

500

Multiple design flaws _______ (identify) after the prototype failed.

✔️ were identified

500

dream

✔️dreamt / dreamed

500

was / not / clearly / responsibility / defined / initially

✔️ The responsibility was not clearly defined initially.

500

Researchers overlooked important variables during the study.

✔️ Important variables were overlooked during the study.

500

Critical decisions was made without sufficient data.

✔️ were made