【推荐1】___has been mentioned, Mike has won the gold medal in the speech competition.

【推荐2】语法填空
1. It was in 1952 and Mandela was the black lawyer to______ I went for advice.
2. We have reached a stage ______ we have almost no rights at all.
3. He was generous with his time, for ______ I was grateful.
4. Those ________ are not fit for the work should leave office at once.
5. Look out! Don’t get too close to the tower (塔) ______ top is under repair.
6. They talked for about an hour of things and persons ______ they remembered in the school.
7. The reason ______he was late was that he had taken a wrong bus.
8. Jane is the only one of the students who ______ (know) a little Chinese and is one of my friends who _____ (be) studying in China now.
9. I can never forget the day ______ we worked together and the day ______ we spent together.
10. _____ we know, Taiwan is part of China.
11. We were put into a position _____which we had either to accept we were less important or fight the government.

【推荐3】________ we all know, the Ertan Dam is one of several dams in Panzhihua. （用适当的词填空）