Tom was _____ to finish making the model in an hour, but in fact, it took two hours.

Robots ________ heavy work on farms in the future.

What will the weather be like tomorrow? –It____ be rainy, cloudy or sunny. Who knows?

Excuse me, can I have this seat, please?–I’m sorry, but it’s_______.

I wonder when they ________ for Beijing. I will go to the train station to see them off when they _______.