Question

—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

A

解析试题分析：句意为：---很难到达河的对岸。---我认为应该在河上建一座桥。根据语境，句中逻辑主语是动作的承受者，应用被动语态。故选A。
考点：考查被动语态。