Excuse me， could you tell me _____ —Certainly. At a quarter past two in the afternoon.

Keep up a good state of mind even if you ______ fail plenty of times.

You _________ to the party this evening, if you have something important to do.

Contrary to the opinion of the public, thechairman decided to appoint _______ he thought was equal to the job.

Tian’anmen Square is one of ____________ squares in the world.