新目标九年级上册英语Unit-8-9测试题及答案

I。单项选择（每小题1分，共15分） （ ）1。-It’s difficult for the village children to cross the river for school。 -I think a bridge(桥)______over the river。 A。should be built B。is being built C。has been built D。was built （ ）2。There are so many kinds of MP3 in th