After several weeks, I have ____ myself ____ the life of Senior High School.

4.She owes her wealth_____hard work and good luck.

With so many problems __________, the new mayor will have a hard time in his poor town.

Zhang Yining ______Wang Nan in the 2008 Olympic Games and she _____ much experience in playing table tennis. 

I met Professor Green in the street____ and he told me he would soon leave for Britain.