I ______ go to the dentist yesterday because I had a terrible toothache.

We ______ leave early because the train was at 6:00 a.m.

She ______ wear glasses when she was younger because her eyesight was very poor.

My dad ______ work last Saturday because his office was very busy.

They ______ take a taxi because they missed the last bus home.

Tom ______ stay in bed all day because he was very sick.

I ______ study late last night because I had a big test this morning.

We ______ show our passports at the airport before boarding the plane.

She ______ cook dinner because both of her parents were working late.

The students ______ be quiet during the exam.

I ______ go to school yesterday because it was a public holiday.

We ______ bring any food to the picnic because everything was provided.

She ______ take the bus because her father drove her to school.

They ______ pay for the tickets because their friend had already bought them online.

Tom ______ do the washing-up because his sister had already done it.

I ______ wear a uniform at my old school, so I wore my own clothes every day.

We ______ hurry because we arrived at the station very early.

My mom ______ cook dinner last night because we ate at a restaurant.

The students ______ buy that book because the teacher gave them free copies.

He ______ walk home because his uncle gave him a ride.

When I was six, I ______ ride a bike without help.

She was a brilliant student, so she ______ read very well at the age of four.

We ______ see the mountains clearly from our hotel room.

My grandfather ______ speak three languages when he was younger.

After a lot of practice, Tom ______ swim across the pool easily.

I was very tall as a child, so I ______ reach the top shelf.

They ______ hear the music from outside the stadium.

She ______ play the piano beautifully when she was only eight.

Because the sky was so clear, we ______ see thousands of stars that night.

He ______ run very fast when he was in high school.

I ______ open the window because it was stuck.

She ______ come to the party because she was in the hospital.

We ______ find the shop because we did not have a map.

Tom ______ play football last month because he had injured his leg.

They ______ hear the teacher because the classroom was too noisy.

I ______ sleep last night because the neighbors were making a lot of noise.

She ______ lift the bag by herself because it was too heavy.

We ______ go outside yesterday because it was raining so hard.

My little brother ______ finish the puzzle because some pieces were missing.

He ______ answer the question because he did not understand it.