1 . 吴先生从办公室退休后，开始从事画画一段时间，但不久失去了兴趣。
After he retired from office, Mr Wu ________ ________ ________ for a while, but soon lost interest.

2 . 我的大部分同学都喜欢中国绘画，而我更愿意学习西方绘画。(while)
Most of my classmates are fond of Chinese paintings________________.