GE4_4.2_deduction

This building has a roof and windows, it ...

• can't be a house.

• must be a house.

• could be school.

This building is windows alone, it ...

• can't be a hospital.

• must be a church.

• might be made from wood.

The building has a cross on the roof. It ...

• can't be a church.

• must be a church.

The building has no solar panels. It ...

• can't be energy-efficient.

• must be energy-efficient.

Anna lives in a big house. She ... be rich.

• might

• can't

Marry does not know how where Gediminas Castle. She ... live in Lithuania.

• must

• can't

Peter isn't at home. He told me he had a football match. He ... be in the park.

• can't

• must

It takes Alex 1 hour to get to school. He ... live a long way from shool or perhaps there is a lot of traffic.

• can't

• might

Write the missing modal verb:

I'm sure Ann is here, I can see her bag on the desk.

Ann ... be here, I can see her bag on the desk.

Write the missing modal verb:

Perhaps the school is at the end of the road.

The school ... be at the end of the road.