When you go by train, please see to it_______ you take an express, _______ that stops only at big stations.
My father did buy the CD, ________ he actually doesn’t appreciate the music in it at all.
–Are you available at 3 tomorrow afternoon? --Sorry, I ________ a meeting at that time.
Jim who is now our English teacher once ________ as a manager in an international cooperation for 5 years.
It is a common practice in China that the bride at the weeding ________ be dressed in red to ensure good luck.
–When did he come back last night? --It was at 8 o’clock ________ I was watching a documentary on TV.