It took them a year ___ (build) the bridge.

问题描述:

It took them a year ___ (build) the bridge.

to build
固定句型:It takes / took sb + 时间 + to do sth
某人花多少时间做某事

填to build
固定搭配:take some times to do sth话费多长时间做某事。

填to build