PTE Listening
Fill in the Blanks
1 questions. Answer them all, then submit once for your section score.
1 of 1Time Remaining00:06:00
1.
Fill in the Blanks
You will hear a recording. Type the missing word in each blank exactly as you hear it.
Transport engineers must account for expansion and contraction when designing bridges, since metal shift slightly with changing temperatures throughout the year. Small gaps called expansion are built into the structure to absorb this movement safely. Without them, extreme heat or cold could cause or even structural over time.