She was educated at Beijing University,_____ she went on to have her advanced study abroad.[ ]

Nice to see you again after all these yearsWhat _____?—Well, I’ve tried many things since we left schoolI’m now working for a large oil company

aged to reach the summit of hiscareer, but it was at the _________ of his health

Mr. Black used to be busy. But now he’s retired and , so he has plenty of time to exer cise.

March 22 nd is Water World Day, but too much water ______ in our life every day.