1.They rushed to the airport and found the star ____________(surround) by a group of fans.
2.Danby left word with my secretary ____________ he would call again in the afternoon.
3.To his great joy, his dream of ____________(enter) a medical school has come true.
4.We walked along, ____________(chat) freely and had a good time together that afternoon.
5.Personally, I prefer the tour along the Yangtze River, which is longer ____________ any other river in China.
6.Winter ____________(approach), it gets colder and colder and you should put on more clothes.
7.Can you imagine a situation ____________ a helping hand is greatly needed?
8.Hearing the big noise, the ____________(terrify) children ran into the house as quickly as possible.