Americans like to collect items _____they think are valuable or can never be made.
A
that
B
who
C
when
D
where
出自:辽宁科技学院大学英语(三)(专升本)

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块