()、()、()为我国三大瓷都。
参考答案:江西景德镇;湖南醴陵;福建德化
I am a teacher. She is a teacher, _____ . [ ]
A. to
B. too
C. two
D. do
Once he has determined _____ something, no one can change his mind. [ ]
A. to do
B. doing
C. to have done
D. having done