If the US____more homes for the poor in the 1950s, the housing p

  • 2023-12-27 10:50:26
  • 英语
  • 1

If the US____more homes for the poor in the 1950s, the housing problem _____so serious now.

A.built; is

B.had built; would not have been

C.had been building; would not be

D.had built; would not be

正确答案是D