It was three o’clock _______ he came back from work.

—Did you look up the time of trains to Shanghai?—Yes, the earliest train is  ________ to leave at 5:30 am.

It was only a very short time _______ the young lady found her cellphone stolen as she got on the crowed bus.

Simply ring me up,        I’ll come to your help as soon as possible.

Don’t be discouraged．_______ things as they are and you will enjoy every day of  your life．