The lights were off when we arrived, so they ___ gone home.

She knows every detail of the case; she ___ read the full report.

He looks surprised, so he ___ heard the news yet.

The road was clear, but they are late; they ___ taken the wrong exit, or maybe they stopped for lunch.

This receipt is from yesterday, so you ___ bought the shoes last week.

The plants are dead; someone ___ forgotten to water them for weeks.

Her phone was in her bag, so she ___ left it at the café.

They were laughing when they came out; the film ___ been funny.

I can't find the file; I ___ saved it in the wrong folder, or maybe I never saved it at all.

He passed with no mistakes; he ___ studied hard.

The message arrived at midnight, so she ___ been awake late.

The wallet is still here; he ___ taken it with him.

They missed the meeting; they ___ forgotten the time.

This soup tastes awful; someone ___ added too much salt.

The dog is wet, so it ___ been outside in the rain.

She didn't answer, so she ___ been in the shower, or maybe she was asleep.

He knew the password, so someone ___ told him.

The package arrived early; they ___ sent it by express delivery.

The baby is crying; she ___ had enough sleep.

I saw smoke near the station; there ___ been a small fire, or perhaps someone was burning leaves.

The children were at school all afternoon, so they ___ made that mess.

He spoke very confidently; he ___ practised the speech many times.

They didn't bring coats; they ___ expected warm weather.

The car keys are missing; I ___ dropped them in the garden, but I really have no idea.

She was in Paris yesterday, so you ___ seen her in Bangkok.

The door was unlocked; someone ___ forgotten to lock it.

He looked exhausted; he ___ been working all night.

The guests left without eating; they ___ liked the food.

She smiled when she read the message; it ___ been good news.

The report is full of errors; they ___ checked it carefully.

The road was flooded; it ___ rained heavily during the night.

He called me by the wrong name; he ___ forgotten who I was.

The office was locked; the cleaners ___ finished early.

I heard music upstairs; the neighbours ___ been having a party, or they were just watching a film.

The glass is empty; someone ___ drunk my water.

They arrived dry, so it ___ been raining on their side of town.

He paid in cash; he ___ forgotten his card, or he simply prefers cash.

The dog didn't bark, so the visitor ___ been a stranger.

She knew about the surprise, so someone ___ told her.

The lift is working again; the technician ___ repaired it.