They put forward many valid reasons for not exporting

　　他們提出了很多不出口的正當理由。

　　He has put forward new peace proposals

　　他提出了新的和平建議。

　　Stamps are printed things.The colour will slowly disappear if the stamps are put in the light for a long time.

　　郵票是印刷品，長時間放在燈光下會慢慢褪色。

　　She put on her coat and went out

　　她穿上大衣出去了。

　　The team put on a good show in the competition.

　　這支隊伍在比賽中有上佳表現。