80. Last week, we had a meeting. I told the chairman that I couldn’t attend it for I had something important to do, but he insisted _____ my being present.
Mrs Chen is very strict — we don’t dare to say a word _____ she asks us to.
– The lecture will begin at 4 o’clock in the afternoon, right? – Yeah, ____ you get there on time.
– Tom has made great progress in spelling. – So he has and _____.
The mayor will go to Beijing by train _____ by air.
Living in a big city has many _____, such as good schools, libraries and convenient traffic.