Fill in the Blanks Unit 11 bOnline version Gapfill for IELTS practice by John E 1 A group of architecture students has won this year's Timber Bridge . The students' beat seventeen others . The team used an innovative to their bridge which was built entirely out of timber . They used construction methods to using nails or screws . The students a good knowledge of fundamental engineering principles . They constructed a working model of the bridge , which an entire car park . This them to test the bridge and that the structure was sound .