题目内容
--- It’s difficult for the village children to cross the river for school.
--- I think a bridge _______ over the river.
--- I think a bridge _______ over the river.
| A．should be built | B．is being built | C．has been built | D．was built |
A
由题意判断是桥还没建起来。B C D 的意思是 建起来了 A 应该被建，但还没建
练习册系列答案
文敬图书课时先锋系列答案
相关题目