Review on Modals of Present & Past Probability

Alana __________ tickets to Ecuador last week. She asked me about ticket prices. (guessing)

• couldn't have bought

• may have bought

• must be

• could be

Ahmed __________ from Oman. I saw his passport earlier. (the only logical conclusion)

• can't be

• could be

• must be

• might be

I __________ my passport on the way home from work. It was in my pocket when I left work, and then it wasn't there when I got home. (the only logical conclusion)

• could be

• can't be

• must have lost

• might have lost

Jan's new company _________ her to Dubai next week. They do a lot of international business, and she thinks a large meeting is happening in the next ten days. (guessing)

• must sent

• might send

• might have sent

• must have sent

My new smartphone __________ from Tahiti. There isn't a big smartphone industry there. (impossible)

• may have

• could be

• must be

• can't be

Luis ___________in South Korea for a while. He speaks fluent Korean, and I saw a Korean company on his CV. (the only logical conclusion)

• must have lived

• may have lived

• might live

• must live

These fruits and vegetables __________(be) grown locally - I bought them at the farm shop. (present-logical conclusion)

• may

• could

• must be

• must have been

Your phone ___________(be) made overseas and exported to be sold in other countries. (past - logical conclusion)

• must have been

• might

• may

• could

Fifty years ago, goods that were produced locally ____________(be) cheaper than goods that were produced overseas. (past - guess)

• might

• may

• must be

• could have been

This film ____________(be) based on an older British film. The writer said it was American! (past - impossible)

• can't have been

• couldn't

• must have been

• might