[Q]: [Hearguesthatthecitycouldspend$100-150milliontoreduceitscoreproblemofpeakwaterrunoffbypromotingporouspavements,greenroofs,andgraywatersystems.]
[A]: [He argues that the city could spend $100-150 million to reduce its core problem of peak water runoff by promoting porous pavements, green roofs, and graywater systems.]
[Q]: [UsearrowkeysorthekeysA,S,W,Dtomove.]
[A]: [Use arrow keys or the keys A, S, W, D to move .]
[Q]: [ThelanguageisalsoknownasAzerbaijani.OuraudioCDcourseisagoodwaytolearnAzerbaijaniwords.]
[A]:
[The language is also known as Azerbaijani. Our audio CD course is a good way to learn Azerbaijani words.]