Question

【题目】—It's difficult to get to the other side of the river.
—I think a bridge __________ over the river.
A.should be built
B.should build
C.will build
D.has built

Answer 1

【答案】A
【解析】此题考查动词被动语态，根据被动语态结构排除B，C，D。句意：—很难到达河的另一边。—我认为在河上应该建一座桥。故选A。