题目内容
Use the following words or phrases to fill in the blanks.water supplyinfrastructurecivil engineerscaleroad construction1 Jennifer wants to be a(n) _______________________________ .2 Bridges are part of a city’s _____________________________ .3 A dirty _________________________________________ can harm thousands of people.4 _________________________________________ often causes traffic to back up.5 The _________________________________________ of this project is larger than the last one.
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