涛涛1-Q3为什么选A,each a roof of poles and arrowweed什么意思?

eric123

涛涛1-Q3:为什么选A,each a roof of poles and arrowweed什么意思?

Q3:

For protection from the summer sun, the Mojave lived in open-sided, flat-topped dwellings known as shades, each a roof of poles and arrowweed supported by posts set in a rectangle.

each a roof of poles and arrowweed

each a roof of poles and arrowweed that are being

with each being a roof of poles and arrowweed

with roofs of poles and arrowweed to be

with roofs of poles and arrowweed that are

lsaurora

我觉得是拼写错我，应该是arrowwood

nickynicky

arroweed是arrowood的复数形势

lsaurora

呵呵，没注意

lsaurora

可以看看讨论汇总http://forum.chasedream.com/dispbbs.asp?boardID=23&ID=63596&page=1