1．Schools are not allowed to collect tuition fees from students who are in the phase of c________ education.
2．Sorry to b________ you, but Mr.Grey is on the line.
3．I o________ my success to the generous help of my friends.
4．Mei Lanfang is acknowledged to be a master of Beijing O________.
5．After I ________ (退休) I wish to spend the rest of my life in the countryside.
6．There seems to be so many rules and ________ (规则) these days.
7．The manager can not make the final decision based on your ________ (假设)．
8．The first shock of the earthquake came ________ (不久) after noon while workers were at lunch.
