Fill in the Blank
Choose The Correct Answer
Error Analysis
Sentence Transformation
Think & Explain
100

Yesterday, I ___ (forget) to bring my book.

forgot
Explanation:
Specific time (yesterday) → Past Simple.

100

Last weekend, we ___ a football match.
a. watch
b. watched

b
Explanation:
Finished action in the past → Past Simple.

100

She didn’t went to school yesterday.

She didn’t go to school yesterday.
Explanation:
After didn’t, the verb must be in base form.

100

Change into a question:
They finished the project last week.

Did they finish the project last week?
Explanation:
Past Simple question → Did + subject + base verb.

100

True or False:
Past Simple is used for completed actions in the past.

True
Explanation:
The action started and finished in the past.

200

At 8 p.m. last night, she ___ (do) her homework.

was doing
Explanation:
Action in progress at a specific past time → Past Continuous.

200

She ___ dinner when her mother came home.
a. cooked
b. was cooking

b
Explanation:
Cooking was in progress when another action happened.
Explanation:
Cooking was in progress when another action happened.

200

I was study when you called me.

I was studying when you called me.
Explanation:
Past Continuous = was/were + V-ing.

200

Combine the sentences:
I was taking a shower. The phone rang.

I was taking a shower when the phone rang.
Explanation:
Ongoing action + interruption.

200

Which sentence shows an action in progress?
a. I cleaned my room.
b. I was cleaning my room.

b
Explanation:
Was cleaning shows the action was ongoing.

300

He was upset because he ___ (lose) his wallet.

had lost
Explanation:
Losing the wallet happened before he felt upset → Past Perfect.

300

They were tired because they ___ all day.
a. working
b. had worked

b
Explanation:
The working happened before they felt tired → Past Perfect.

300

They were tired because they were playing football.

They were tired because they had been playing football.
Explanation:
To show long activity before a result, use Past Perfect Continuous.

300

Rewrite using Past Perfect:
She cleaned the room. Then her guests arrived.

She had cleaned the room before her guests arrived.
Explanation:
Earlier action → Past Perfect.

300

Complete the sentence:
She cried because she ___ her phone.

had lost
Explanation:
The loss happened before the crying.

400

They ___ (wait) for the bus when it suddenly ___ (start) to rain.

were waiting – started
Explanation:

  • Long action in progress → Past Continuous

  • Short interrupting action → Past Simple

400

When I arrived, he ___ on the phone.
a.was talking
b. talked

a
Explanation:
The phone call was already happening → Past Continuous.

400

When the teacher had arrived, the students were silent.

When the teacher arrived, the students were silent.
Explanation:
Past Perfect is not needed when the order is already clear.

400

Rewrite using Past Continuous:
At 9 p.m. last night, they studied English.

At 9 p.m. last night, they were studying English.
Explanation:
Specific past time + ongoing action.

400

What happened first?
They were arguing because they had misunderstood each other.

They had misunderstood each other.
Explanation:
Past Perfect = earlier action.

500

By the time the teacher arrived, the students ___ (already / finish) the test.

had already finished
Explanation:
The test was finished before another past action → Past Perfect.

500

She was angry because her brother ___ her notebook.
a. had broken
b. was broking 

a
Explanation:
The reason happened first → Past Perfect.

500

He had eaten dinner yesterday at 7 p.m.

He was eating dinner yesterday at 7 p.m.
Explanation:
Past Perfect should not be used with specific past time.

500

Rewrite using Past Perfect Continuous:
He was tired because he studied for three hours.

He was tired because he had been studying for three hours.
Explanation:
Focus on duration before a past result.

500

Make one sentence using Past Continuous + Past Perfect.

Sample Answer:
I was angry because I had been waiting for a long time.
Explanation:

  • had been waiting → cause (earlier, long action)

  • was angry → result

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