题目内容
2. He joined the party in 1999.(同义句转换)
He ________ ________ ________party member since 1999.
2.has been a
练习册系列答案
相关题目
题目内容
2. He joined the party in 1999.(同义句转换)
He ________ ________ ________party member since 1999.
2.has been a