the pen bought by her 主语,其中的 bought by her 做 the pen 的定语
is made 谓语
in China 地点状语
不明白的再问哟,请及时采纳,多谢!be动词后面不是表语么这是个被动语态呀， is 在这里是助动词，帮助构成被动语态