His speech was heard by a group of judges, _________ agreed that it was the best one this year.

Final exams are forcing many students to bum the midnight oil．—That’s true，but late has a bad effect on their health．

The boy ______ blue trousers______.

The manager didn’t turn up ______ Peter agreed to sign the contract.[ ]

Look, his hat is ______ the floor(地板).